40569808

素因数分解:

$2^4\times {\mathrm{313}}^1\times {\mathrm{8101}}^1$

素因数の和:8422

約数の個数: 20

約数和(自身を含む): 78864868

約数和(自身を除く): 38295060

約数列:

[1, 2, 4, 8, 16, 313, 626, 1252, 2504, 5008, 8101, 16202, 32404, 64808, 129616, 2535613, 5071226, 10142452, 20284904, 40569808]

約数ペア:

[(1, 40569808), (2, 20284904), (4, 10142452), (8, 5071226), (16, 2535613), (313, 129616), (626, 64808), (1252, 32404), (2504, 16202), (5008, 8101)]