73840220

素因数分解:

$2^2\times 5^1\times {\mathrm{1031}}^1\times {\mathrm{3581}}^1$

素因数の和:4621

約数の個数: 24

約数和(自身を含む): 155258208

約数和(自身を除く): 81417988

約数列:

[1, 2, 4, 5, 10, 20, 1031, 2062, 3581, 4124, 5155, 7162, 10310, 14324, 17905, 20620, 35810, 71620, 3692011, 7384022, 14768044, 18460055, 36920110, 73840220]

約数ペア:

[(1, 73840220), (2, 36920110), (4, 18460055), (5, 14768044), (10, 7384022), (20, 3692011), (1031, 71620), (2062, 35810), (3581, 20620), (4124, 17905), (5155, 14324), (7162, 10310)]