56187820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{216107}}^1$

素因数の和:216129

約数の個数: 24

約数和(自身を含む): 127071504

約数和(自身を除く): 70883684

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 216107, 432214, 864428, 1080535, 2161070, 2809391, 4322140, 5618782, 11237564, 14046955, 28093910, 56187820]

約数ペア:

[(1, 56187820), (2, 28093910), (4, 14046955), (5, 11237564), (10, 5618782), (13, 4322140), (20, 2809391), (26, 2161070), (52, 1080535), (65, 864428), (130, 432214), (260, 216107)]