15183940

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{18517}}^1$

素因数の和:18567

約数の個数: 24

約数和(自身を含む): 32665752

約数和(自身を除く): 17481812

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 18517, 37034, 74068, 92585, 185170, 370340, 759197, 1518394, 3036788, 3795985, 7591970, 15183940]

約数ペア:

[(1, 15183940), (2, 7591970), (4, 3795985), (5, 3036788), (10, 1518394), (20, 759197), (41, 370340), (82, 185170), (164, 92585), (205, 74068), (410, 37034), (820, 18517)]