20249497620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{40423}}^1$

素因数の和:40483

約数の個数: 216

約数和(自身を含む): 70452240768

約数和(自身を除く): 50202743148

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 30, 33, 36, 44, 45, 46, 55, 60, 66, 69, 90, 92, 99, 110, 115, 121, 132, 138, 165, 180, 198, 207, 220, 230, 242, 253, 276, 330, 345, 363, 396, 414, 460, 484, 495, 506, 605, 660, 690, 726, 759, 828, 990, 1012, 1035, 1089, 1210, 1265, 1380, 1452, 1518, 1815, 1980, 2070, 2178, 2277, 2420, 2530, 2783, 3036, 3630, 3795, 4140, 4356, 4554, 5060, 5445, 5566, 7260, 7590, 8349, 9108, 10890, 11132, 11385, 13915, 15180, 16698, 21780, 22770, 25047, 27830, 33396, 40423, 41745, 45540, 50094, 55660, 80846, 83490, 100188, 121269, 125235, 161692, 166980, 202115, 242538, 250470, 363807, 404230, 444653, 485076, 500940, 606345, 727614, 808460, 889306, 929729, 1212690, 1333959, 1455228, 1778612, 1819035, 1859458, 2223265, 2425380, 2667918, 2789187, 3638070, 3718916, 4001877, 4446530, 4648645, 4891183, 5335836, 5578374, 6669795, 7276140, 8003754, 8367561, 8893060, 9297290, 9782366, 10227019, 11156748, 13339590, 13945935, 14673549, 16007508, 16735122, 18594580, 19564732, 20009385, 20454038, 24455915, 26679180, 27891870, 29347098, 30681057, 33470244, 40018770, 40908076, 41837805, 44020647, 48911830, 51135095, 55783740, 58694196, 61362114, 73367745, 80037540, 83675610, 88041294, 92043171, 97823660, 102270190, 112497209, 122724228, 146735490, 153405285, 167351220, 176082588, 184086342, 204540380, 220103235, 224994418, 293470980, 306810570, 337491627, 368172684, 440206470, 449988836, 460215855, 562486045, 613621140, 674983254, 880412940, 920431710, 1012474881, 1124972090, 1349966508, 1687458135, 1840863420, 2024949762, 2249944180, 3374916270, 4049899524, 5062374405, 6749832540, 10124748810, 20249497620]

約数ペア:

[(1, 20249497620), (2, 10124748810), (3, 6749832540), (4, 5062374405), (5, 4049899524), (6, 3374916270), (9, 2249944180), (10, 2024949762), (11, 1840863420), (12, 1687458135), (15, 1349966508), (18, 1124972090), (20, 1012474881), (22, 920431710), (23, 880412940), (30, 674983254), (33, 613621140), (36, 562486045), (44, 460215855), (45, 449988836), (46, 440206470), (55, 368172684), (60, 337491627), (66, 306810570), (69, 293470980), (90, 224994418), (92, 220103235), (99, 204540380), (110, 184086342), (115, 176082588), (121, 167351220), (132, 153405285), (138, 146735490), (165, 122724228), (180, 112497209), (198, 102270190), (207, 97823660), (220, 92043171), (230, 88041294), (242, 83675610), (253, 80037540), (276, 73367745), (330, 61362114), (345, 58694196), (363, 55783740), (396, 51135095), (414, 48911830), (460, 44020647), (484, 41837805), (495, 40908076), (506, 40018770), (605, 33470244), (660, 30681057), (690, 29347098), (726, 27891870), (759, 26679180), (828, 24455915), (990, 20454038), (1012, 20009385), (1035, 19564732), (1089, 18594580), (1210, 16735122), (1265, 16007508), (1380, 14673549), (1452, 13945935), (1518, 13339590), (1815, 11156748), (1980, 10227019), (2070, 9782366), (2178, 9297290), (2277, 8893060), (2420, 8367561), (2530, 8003754), (2783, 7276140), (3036, 6669795), (3630, 5578374), (3795, 5335836), (4140, 4891183), (4356, 4648645), (4554, 4446530), (5060, 4001877), (5445, 3718916), (5566, 3638070), (7260, 2789187), (7590, 2667918), (8349, 2425380), (9108, 2223265), (10890, 1859458), (11132, 1819035), (11385, 1778612), (13915, 1455228), (15180, 1333959), (16698, 1212690), (21780, 929729), (22770, 889306), (25047, 808460), (27830, 727614), (33396, 606345), (40423, 500940), (41745, 485076), (45540, 444653), (50094, 404230), (55660, 363807), (80846, 250470), (83490, 242538), (100188, 202115), (121269, 166980), (125235, 161692)]