40085264

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{19727}}^1$

素因数の和:19862

約数の個数: 20

約数和(自身を含む): 78280704

約数和(自身を除く): 38195440

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 19727, 39454, 78908, 157816, 315632, 2505329, 5010658, 10021316, 20042632, 40085264]

約数ペア:

[(1, 40085264), (2, 20042632), (4, 10021316), (8, 5010658), (16, 2505329), (127, 315632), (254, 157816), (508, 78908), (1016, 39454), (2032, 19727)]