61240360

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{4987}}^1$

素因数の和:5305

約数の個数: 32

約数和(自身を含む): 138267360

約数和(自身を除く): 77027000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1535, 2456, 3070, 4987, 6140, 9974, 12280, 19948, 24935, 39896, 49870, 99740, 199480, 1531009, 3062018, 6124036, 7655045, 12248072, 15310090, 30620180, 61240360]

約数ペア:

[(1, 61240360), (2, 30620180), (4, 15310090), (5, 12248072), (8, 7655045), (10, 6124036), (20, 3062018), (40, 1531009), (307, 199480), (614, 99740), (1228, 49870), (1535, 39896), (2456, 24935), (3070, 19948), (4987, 12280), (6140, 9974)]