5607220

素因数分解:

$2^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{571}}^1$

素因数の和:1071

約数の個数: 24

約数和(自身を含む): 11819808

約数和(自身を除く): 6212588

約数列:

[1, 2, 4, 5, 10, 20, 491, 571, 982, 1142, 1964, 2284, 2455, 2855, 4910, 5710, 9820, 11420, 280361, 560722, 1121444, 1401805, 2803610, 5607220]

約数ペア:

[(1, 5607220), (2, 2803610), (4, 1401805), (5, 1121444), (10, 560722), (20, 280361), (491, 11420), (571, 9820), (982, 5710), (1142, 4910), (1964, 2855), (2284, 2455)]