2020164080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{271}}^1$

素因数の和:535

約数の個数: 160

約数和(自身を含む): 5289090048

約数和(自身を除く): 3268925968

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 43, 44, 55, 80, 86, 88, 110, 172, 176, 197, 215, 220, 271, 344, 394, 430, 440, 473, 542, 688, 788, 860, 880, 946, 985, 1084, 1355, 1576, 1720, 1892, 1970, 2167, 2168, 2365, 2710, 2981, 3152, 3440, 3784, 3940, 4334, 4336, 4730, 5420, 5962, 7568, 7880, 8471, 8668, 9460, 10835, 10840, 11653, 11924, 14905, 15760, 16942, 17336, 18920, 21670, 21680, 23306, 23848, 29810, 33884, 34672, 37840, 42355, 43340, 46612, 47696, 53387, 58265, 59620, 67768, 84710, 86680, 93181, 93224, 106774, 116530, 119240, 128183, 135536, 169420, 173360, 186362, 186448, 213548, 233060, 238480, 256366, 266935, 338840, 372724, 427096, 465905, 466120, 512732, 533870, 587257, 640915, 677680, 745448, 854192, 931810, 932240, 1025464, 1067740, 1174514, 1281830, 1490896, 1863620, 2050928, 2135480, 2295641, 2349028, 2563660, 2936285, 3727240, 4270960, 4591282, 4698056, 5127320, 5872570, 7454480, 9182564, 9396112, 10254640, 11478205, 11745140, 18365128, 22956410, 23490280, 25252051, 36730256, 45912820, 46980560, 50504102, 91825640, 101008204, 126260255, 183651280, 202016408, 252520510, 404032816, 505041020, 1010082040, 2020164080]

約数ペア:

[(1, 2020164080), (2, 1010082040), (4, 505041020), (5, 404032816), (8, 252520510), (10, 202016408), (11, 183651280), (16, 126260255), (20, 101008204), (22, 91825640), (40, 50504102), (43, 46980560), (44, 45912820), (55, 36730256), (80, 25252051), (86, 23490280), (88, 22956410), (110, 18365128), (172, 11745140), (176, 11478205), (197, 10254640), (215, 9396112), (220, 9182564), (271, 7454480), (344, 5872570), (394, 5127320), (430, 4698056), (440, 4591282), (473, 4270960), (542, 3727240), (688, 2936285), (788, 2563660), (860, 2349028), (880, 2295641), (946, 2135480), (985, 2050928), (1084, 1863620), (1355, 1490896), (1576, 1281830), (1720, 1174514), (1892, 1067740), (1970, 1025464), (2167, 932240), (2168, 931810), (2365, 854192), (2710, 745448), (2981, 677680), (3152, 640915), (3440, 587257), (3784, 533870), (3940, 512732), (4334, 466120), (4336, 465905), (4730, 427096), (5420, 372724), (5962, 338840), (7568, 266935), (7880, 256366), (8471, 238480), (8668, 233060), (9460, 213548), (10835, 186448), (10840, 186362), (11653, 173360), (11924, 169420), (14905, 135536), (15760, 128183), (16942, 119240), (17336, 116530), (18920, 106774), (21670, 93224), (21680, 93181), (23306, 86680), (23848, 84710), (29810, 67768), (33884, 59620), (34672, 58265), (37840, 53387), (42355, 47696), (43340, 46612)]