283556020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1288891}}^1$

素因数の和:1288911

約数の個数: 24

約数和(自身を含む): 649601568

約数和(自身を除く): 366045548

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1288891, 2577782, 5155564, 6444455, 12888910, 14177801, 25777820, 28355602, 56711204, 70889005, 141778010, 283556020]

約数ペア:

[(1, 283556020), (2, 141778010), (4, 70889005), (5, 56711204), (10, 28355602), (11, 25777820), (20, 14177801), (22, 12888910), (44, 6444455), (55, 5155564), (110, 2577782), (220, 1288891)]