38912680

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{8609}}^1$

素因数の和:8733

約数の個数: 32

約数和(自身を含む): 88338600

約数和(自身を除く): 49425920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 8609, 17218, 34436, 43045, 68872, 86090, 172180, 344360, 972817, 1945634, 3891268, 4864085, 7782536, 9728170, 19456340, 38912680]

約数ペア:

[(1, 38912680), (2, 19456340), (4, 9728170), (5, 7782536), (8, 4864085), (10, 3891268), (20, 1945634), (40, 972817), (113, 344360), (226, 172180), (452, 86090), (565, 68872), (904, 43045), (1130, 34436), (2260, 17218), (4520, 8609)]