12100403980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{122251}}^1$

素因数の和:122375

約数の個数: 72

約数和(自身を含む): 29852471376

約数和(自身を除く): 17752067396

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 101, 140, 196, 202, 245, 404, 490, 505, 707, 980, 1010, 1414, 2020, 2828, 3535, 4949, 7070, 9898, 14140, 19796, 24745, 49490, 98980, 122251, 244502, 489004, 611255, 855757, 1222510, 1711514, 2445020, 3423028, 4278785, 5990299, 8557570, 11980598, 12347351, 17115140, 23961196, 24694702, 29951495, 49389404, 59902990, 61736755, 86431457, 119805980, 123473510, 172862914, 246947020, 345725828, 432157285, 605020199, 864314570, 1210040398, 1728629140, 2420080796, 3025100995, 6050201990, 12100403980]

約数ペア:

[(1, 12100403980), (2, 6050201990), (4, 3025100995), (5, 2420080796), (7, 1728629140), (10, 1210040398), (14, 864314570), (20, 605020199), (28, 432157285), (35, 345725828), (49, 246947020), (70, 172862914), (98, 123473510), (101, 119805980), (140, 86431457), (196, 61736755), (202, 59902990), (245, 49389404), (404, 29951495), (490, 24694702), (505, 23961196), (707, 17115140), (980, 12347351), (1010, 11980598), (1414, 8557570), (2020, 5990299), (2828, 4278785), (3535, 3423028), (4949, 2445020), (7070, 1711514), (9898, 1222510), (14140, 855757), (19796, 611255), (24745, 489004), (49490, 244502), (98980, 122251)]