21410852080

素因数分解:

$2^4\times 5^1\times {\mathrm{267635651}}^1$

素因数の和:267635664

約数の個数: 20

約数和(自身を含む): 49780231272

約数和(自身を除く): 28369379192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 267635651, 535271302, 1070542604, 1338178255, 2141085208, 2676356510, 4282170416, 5352713020, 10705426040, 21410852080]

約数ペア:

[(1, 21410852080), (2, 10705426040), (4, 5352713020), (5, 4282170416), (8, 2676356510), (10, 2141085208), (16, 1338178255), (20, 1070542604), (40, 535271302), (80, 267635651)]