201701994380

素因数分解:

$2^2\times 5^1\times {\mathrm{10085099719}}^1$

素因数の和:10085099728

約数の個数: 12

約数和(自身を含む): 423574188240

約数和(自身を除く): 221872193860

約数列:

[1, 2, 4, 5, 10, 20, 10085099719, 20170199438, 40340398876, 50425498595, 100850997190, 201701994380]

約数ペア:

[(1, 201701994380), (2, 100850997190), (4, 50425498595), (5, 40340398876), (10, 20170199438), (20, 10085099719)]