40876360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{145987}}^1$

素因数の和:146005

約数の個数: 32

約数和(自身を含む): 105111360

約数和(自身を除く): 64235000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 145987, 291974, 583948, 729935, 1021909, 1167896, 1459870, 2043818, 2919740, 4087636, 5109545, 5839480, 8175272, 10219090, 20438180, 40876360]

約数ペア:

[(1, 40876360), (2, 20438180), (4, 10219090), (5, 8175272), (7, 5839480), (8, 5109545), (10, 4087636), (14, 2919740), (20, 2043818), (28, 1459870), (35, 1167896), (40, 1021909), (56, 729935), (70, 583948), (140, 291974), (280, 145987)]