1222520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2351}}^1$

素因数の和:2375

約数の個数: 32

約数和(自身を含む): 2963520

約数和(自身を除く): 1741000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 2351, 4702, 9404, 11755, 18808, 23510, 30563, 47020, 61126, 94040, 122252, 152815, 244504, 305630, 611260, 1222520]

約数ペア:

[(1, 1222520), (2, 611260), (4, 305630), (5, 244504), (8, 152815), (10, 122252), (13, 94040), (20, 61126), (26, 47020), (40, 30563), (52, 23510), (65, 18808), (104, 11755), (130, 9404), (260, 4702), (520, 2351)]