28053190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{1409}}^1$

素因数の和:1608

約数の個数: 32

約数和(自身を含む): 55429920

約数和(自身を除く): 27376730

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 181, 362, 905, 1409, 1810, 1991, 2818, 3982, 7045, 9955, 14090, 15499, 19910, 30998, 77495, 154990, 255029, 510058, 1275145, 2550290, 2805319, 5610638, 14026595, 28053190]

約数ペア:

[(1, 28053190), (2, 14026595), (5, 5610638), (10, 2805319), (11, 2550290), (22, 1275145), (55, 510058), (110, 255029), (181, 154990), (362, 77495), (905, 30998), (1409, 19910), (1810, 15499), (1991, 14090), (2818, 9955), (3982, 7045)]