40718224

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{10139}}^1$

素因数の和:10398

約数の個数: 20

約数和(自身を含む): 79213680

約数和(自身を除く): 38495456

約数列:

[1, 2, 4, 8, 16, 251, 502, 1004, 2008, 4016, 10139, 20278, 40556, 81112, 162224, 2544889, 5089778, 10179556, 20359112, 40718224]

約数ペア:

[(1, 40718224), (2, 20359112), (4, 10179556), (8, 5089778), (16, 2544889), (251, 162224), (502, 81112), (1004, 40556), (2008, 20278), (4016, 10139)]