420043312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{751}}^1\times {\mathrm{2689}}^1$

素因数の和:3461

約数の個数: 40

約数和(自身を含む): 877929920

約数和(自身を除く): 457886608

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 751, 1502, 2689, 3004, 5378, 6008, 9763, 10756, 12016, 19526, 21512, 34957, 39052, 43024, 69914, 78104, 139828, 156208, 279656, 559312, 2019439, 4038878, 8077756, 16155512, 26252707, 32311024, 52505414, 105010828, 210021656, 420043312]

約数ペア:

[(1, 420043312), (2, 210021656), (4, 105010828), (8, 52505414), (13, 32311024), (16, 26252707), (26, 16155512), (52, 8077756), (104, 4038878), (208, 2019439), (751, 559312), (1502, 279656), (2689, 156208), (3004, 139828), (5378, 78104), (6008, 69914), (9763, 43024), (10756, 39052), (12016, 34957), (19526, 21512)]