171632080

素因数分解:

$2^4\times 5^1\times {\mathrm{2145401}}^1$

素因数の和:2145414

約数の個数: 20

約数和(自身を含む): 399044772

約数和(自身を除く): 227412692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2145401, 4290802, 8581604, 10727005, 17163208, 21454010, 34326416, 42908020, 85816040, 171632080]

約数ペア:

[(1, 171632080), (2, 85816040), (4, 42908020), (5, 34326416), (8, 21454010), (10, 17163208), (16, 10727005), (20, 8581604), (40, 4290802), (80, 2145401)]