90460640

素因数分解:

$2^5\times 5^1\times {\mathrm{565379}}^1$

素因数の和:565394

約数の個数: 24

約数和(自身を含む): 213713640

約数和(自身を除く): 123253000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 565379, 1130758, 2261516, 2826895, 4523032, 5653790, 9046064, 11307580, 18092128, 22615160, 45230320, 90460640]

約数ペア:

[(1, 90460640), (2, 45230320), (4, 22615160), (5, 18092128), (8, 11307580), (10, 9046064), (16, 5653790), (20, 4523032), (32, 2826895), (40, 2261516), (80, 1130758), (160, 565379)]