8898640

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2713}}^1$

素因数の和:2767

約数の個数: 40

約数和(自身を含む): 21201768

約数和(自身を除く): 12303128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 2713, 3280, 5426, 10852, 13565, 21704, 27130, 43408, 54260, 108520, 111233, 217040, 222466, 444932, 556165, 889864, 1112330, 1779728, 2224660, 4449320, 8898640]

約数ペア:

[(1, 8898640), (2, 4449320), (4, 2224660), (5, 1779728), (8, 1112330), (10, 889864), (16, 556165), (20, 444932), (40, 222466), (41, 217040), (80, 111233), (82, 108520), (164, 54260), (205, 43408), (328, 27130), (410, 21704), (656, 13565), (820, 10852), (1640, 5426), (2713, 3280)]