1164440

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{677}}^1$

素因数の和:731

約数の個数: 32

約数和(自身を含む): 2684880

約数和(自身を除く): 1520440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 677, 860, 1354, 1720, 2708, 3385, 5416, 6770, 13540, 27080, 29111, 58222, 116444, 145555, 232888, 291110, 582220, 1164440]

約数ペア:

[(1, 1164440), (2, 582220), (4, 291110), (5, 232888), (8, 145555), (10, 116444), (20, 58222), (40, 29111), (43, 27080), (86, 13540), (172, 6770), (215, 5416), (344, 3385), (430, 2708), (677, 1720), (860, 1354)]