248879220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{4147987}}^1$

素因数の和:4147999

約数の個数: 24

約数和(自身を含む): 696861984

約数和(自身を除く): 447982764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 4147987, 8295974, 12443961, 16591948, 20739935, 24887922, 41479870, 49775844, 62219805, 82959740, 124439610, 248879220]

約数ペア:

[(1, 248879220), (2, 124439610), (3, 82959740), (4, 62219805), (5, 49775844), (6, 41479870), (10, 24887922), (12, 20739935), (15, 16591948), (20, 12443961), (30, 8295974), (60, 4147987)]