20154733910

素因数分解:

$2^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{881}}^1\times {\mathrm{4391}}^1$

素因数の和:5800

約数の個数: 32

約数和(自身を含む): 36397698624

約数和(自身を除く): 16242964714

約数列:

[1, 2, 5, 10, 521, 881, 1042, 1762, 2605, 4391, 4405, 5210, 8782, 8810, 21955, 43910, 459001, 918002, 2287711, 2295005, 3868471, 4575422, 4590010, 7736942, 11438555, 19342355, 22877110, 38684710, 2015473391, 4030946782, 10077366955, 20154733910]

約数ペア:

[(1, 20154733910), (2, 10077366955), (5, 4030946782), (10, 2015473391), (521, 38684710), (881, 22877110), (1042, 19342355), (1762, 11438555), (2605, 7736942), (4391, 4590010), (4405, 4575422), (5210, 3868471), (8782, 2295005), (8810, 2287711), (21955, 918002), (43910, 459001)]