20084983600

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{21841}}^1$

素因数の和:21900

約数の個数: 180

約数和(自身を含む): 55833830920

約数和(自身を除く): 35748847320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 25, 38, 40, 44, 50, 55, 76, 80, 88, 95, 100, 110, 121, 152, 176, 190, 200, 209, 220, 242, 275, 304, 380, 400, 418, 440, 475, 484, 550, 605, 760, 836, 880, 950, 968, 1045, 1100, 1210, 1520, 1672, 1900, 1936, 2090, 2200, 2299, 2420, 3025, 3344, 3800, 4180, 4400, 4598, 4840, 5225, 6050, 7600, 8360, 9196, 9680, 10450, 11495, 12100, 16720, 18392, 20900, 21841, 22990, 24200, 36784, 41800, 43682, 45980, 48400, 57475, 83600, 87364, 91960, 109205, 114950, 174728, 183920, 218410, 229900, 240251, 349456, 414979, 436820, 459800, 480502, 546025, 829958, 873640, 919600, 961004, 1092050, 1201255, 1659916, 1747280, 1922008, 2074895, 2184100, 2402510, 2642761, 3319832, 3844016, 4149790, 4368200, 4564769, 4805020, 5285522, 6006275, 6639664, 8299580, 8736400, 9129538, 9610040, 10374475, 10571044, 12012550, 13213805, 16599160, 18259076, 19220080, 20748950, 21142088, 22823845, 24025100, 26427610, 33198320, 36518152, 41497900, 42284176, 45647690, 48050200, 50212459, 52855220, 66069025, 73036304, 82995800, 91295380, 96100400, 100424918, 105710440, 114119225, 132138050, 165991600, 182590760, 200849836, 211420880, 228238450, 251062295, 264276100, 365181520, 401699672, 456476900, 502124590, 528552200, 803399344, 912953800, 1004249180, 1057104400, 1255311475, 1825907600, 2008498360, 2510622950, 4016996720, 5021245900, 10042491800, 20084983600]

約数ペア:

[(1, 20084983600), (2, 10042491800), (4, 5021245900), (5, 4016996720), (8, 2510622950), (10, 2008498360), (11, 1825907600), (16, 1255311475), (19, 1057104400), (20, 1004249180), (22, 912953800), (25, 803399344), (38, 528552200), (40, 502124590), (44, 456476900), (50, 401699672), (55, 365181520), (76, 264276100), (80, 251062295), (88, 228238450), (95, 211420880), (100, 200849836), (110, 182590760), (121, 165991600), (152, 132138050), (176, 114119225), (190, 105710440), (200, 100424918), (209, 96100400), (220, 91295380), (242, 82995800), (275, 73036304), (304, 66069025), (380, 52855220), (400, 50212459), (418, 48050200), (440, 45647690), (475, 42284176), (484, 41497900), (550, 36518152), (605, 33198320), (760, 26427610), (836, 24025100), (880, 22823845), (950, 21142088), (968, 20748950), (1045, 19220080), (1100, 18259076), (1210, 16599160), (1520, 13213805), (1672, 12012550), (1900, 10571044), (1936, 10374475), (2090, 9610040), (2200, 9129538), (2299, 8736400), (2420, 8299580), (3025, 6639664), (3344, 6006275), (3800, 5285522), (4180, 4805020), (4400, 4564769), (4598, 4368200), (4840, 4149790), (5225, 3844016), (6050, 3319832), (7600, 2642761), (8360, 2402510), (9196, 2184100), (9680, 2074895), (10450, 1922008), (11495, 1747280), (12100, 1659916), (16720, 1201255), (18392, 1092050), (20900, 961004), (21841, 919600), (22990, 873640), (24200, 829958), (36784, 546025), (41800, 480502), (43682, 459800), (45980, 436820), (48400, 414979), (57475, 349456), (83600, 240251), (87364, 229900), (91960, 218410), (109205, 183920), (114950, 174728)]