40131472

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{35327}}^1$

素因数の和:35406

約数の個数: 20

約数和(自身を含む): 78852096

約数和(自身を除く): 38720624

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 35327, 70654, 141308, 282616, 565232, 2508217, 5016434, 10032868, 20065736, 40131472]

約数ペア:

[(1, 40131472), (2, 20065736), (4, 10032868), (8, 5016434), (16, 2508217), (71, 565232), (142, 282616), (284, 141308), (568, 70654), (1136, 35327)]