39997565

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{1747}}^1$

素因数の和:2012

約数の個数: 16

約数和(自身を含む): 50761920

約数和(自身を除く): 10764355

約数列:

[1, 5, 19, 95, 241, 1205, 1747, 4579, 8735, 22895, 33193, 165965, 421027, 2105135, 7999513, 39997565]

約数ペア:

[(1, 39997565), (5, 7999513), (19, 2105135), (95, 421027), (241, 165965), (1205, 33193), (1747, 22895), (4579, 8735)]