173640080

素因数分解:

$2^4\times 5^1\times {\mathrm{2170501}}^1$

素因数の和:2170514

約数の個数: 20

約数和(自身を含む): 403713372

約数和(自身を除く): 230073292

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2170501, 4341002, 8682004, 10852505, 17364008, 21705010, 34728016, 43410020, 86820040, 173640080]

約数ペア:

[(1, 173640080), (2, 86820040), (4, 43410020), (5, 34728016), (8, 21705010), (10, 17364008), (16, 10852505), (20, 8682004), (40, 4341002), (80, 2170501)]