488974420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2222611}}^1$

素因数の和:2222631

約数の個数: 24

約数和(自身を含む): 1120196448

約数和(自身を除く): 631222028

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 2222611, 4445222, 8890444, 11113055, 22226110, 24448721, 44452220, 48897442, 97794884, 122243605, 244487210, 488974420]

約数ペア:

[(1, 488974420), (2, 244487210), (4, 122243605), (5, 97794884), (10, 48897442), (11, 44452220), (20, 24448721), (22, 22226110), (44, 11113055), (55, 8890444), (110, 4445222), (220, 2222611)]