1404220

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1151}}^1$

素因数の和:1221

約数の個数: 24

約数和(自身を含む): 2999808

約数和(自身を除く): 1595588

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1151, 1220, 2302, 4604, 5755, 11510, 23020, 70211, 140422, 280844, 351055, 702110, 1404220]

約数ペア:

[(1, 1404220), (2, 702110), (4, 351055), (5, 280844), (10, 140422), (20, 70211), (61, 23020), (122, 11510), (244, 5755), (305, 4604), (610, 2302), (1151, 1220)]