222853820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1591813}}^1$

素因数の和:1591829

約数の個数: 24

約数和(自身を含む): 534849504

約数和(自身を除く): 311995684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1591813, 3183626, 6367252, 7959065, 11142691, 15918130, 22285382, 31836260, 44570764, 55713455, 111426910, 222853820]

約数ペア:

[(1, 222853820), (2, 111426910), (4, 55713455), (5, 44570764), (7, 31836260), (10, 22285382), (14, 15918130), (20, 11142691), (28, 7959065), (35, 6367252), (70, 3183626), (140, 1591813)]