7128157220

素因数分解:

$2^2\times 5^1\times {\mathrm{1549}}^1\times {\mathrm{230089}}^1$

素因数の和:231647

約数の個数: 24

約数和(自身を含む): 14978859000

約数和(自身を除く): 7850701780

約数列:

[1, 2, 4, 5, 10, 20, 1549, 3098, 6196, 7745, 15490, 30980, 230089, 460178, 920356, 1150445, 2300890, 4601780, 356407861, 712815722, 1425631444, 1782039305, 3564078610, 7128157220]

約数ペア:

[(1, 7128157220), (2, 3564078610), (4, 1782039305), (5, 1425631444), (10, 712815722), (20, 356407861), (1549, 4601780), (3098, 2300890), (6196, 1150445), (7745, 920356), (15490, 460178), (30980, 230089)]