56430790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{33391}}^1$

素因数の和:33424

約数の個数: 24

約数和(自身を含む): 109993248

約数和(自身を除く): 53562458

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 33391, 66782, 166955, 333910, 434083, 868166, 2170415, 4340830, 5643079, 11286158, 28215395, 56430790]

約数ペア:

[(1, 56430790), (2, 28215395), (5, 11286158), (10, 5643079), (13, 4340830), (26, 2170415), (65, 868166), (130, 434083), (169, 333910), (338, 166955), (845, 66782), (1690, 33391)]