72862480

素因数分解:

$2^4\times 5^1\times {\mathrm{910781}}^1$

素因数の和:910794

約数の個数: 20

約数和(自身を含む): 169405452

約数和(自身を除く): 96542972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 910781, 1821562, 3643124, 4553905, 7286248, 9107810, 14572496, 18215620, 36431240, 72862480]

約数ペア:

[(1, 72862480), (2, 36431240), (4, 18215620), (5, 14572496), (8, 9107810), (10, 7286248), (16, 4553905), (20, 3643124), (40, 1821562), (80, 910781)]