4566640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4391}}^1$

素因数の和:4417

約数の個数: 40

約数和(自身を含む): 11436768

約数和(自身を除く): 6870128

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 4391, 8782, 17564, 21955, 35128, 43910, 57083, 70256, 87820, 114166, 175640, 228332, 285415, 351280, 456664, 570830, 913328, 1141660, 2283320, 4566640]

約数ペア:

[(1, 4566640), (2, 2283320), (4, 1141660), (5, 913328), (8, 570830), (10, 456664), (13, 351280), (16, 285415), (20, 228332), (26, 175640), (40, 114166), (52, 87820), (65, 70256), (80, 57083), (104, 43910), (130, 35128), (208, 21955), (260, 17564), (520, 8782), (1040, 4391)]