9142220

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1381}}^1$

素因数の和:1721

約数の個数: 24

約数和(自身を含む): 19270608

約数和(自身を除く): 10128388

約数列:

[1, 2, 4, 5, 10, 20, 331, 662, 1324, 1381, 1655, 2762, 3310, 5524, 6620, 6905, 13810, 27620, 457111, 914222, 1828444, 2285555, 4571110, 9142220]

約数ペア:

[(1, 9142220), (2, 4571110), (4, 2285555), (5, 1828444), (10, 914222), (20, 457111), (331, 27620), (662, 13810), (1324, 6905), (1381, 6620), (1655, 5524), (2762, 3310)]