202107980

素因数分解:

$2^2\times 5^1\times {\mathrm{941}}^1\times {\mathrm{10739}}^1$

素因数の和:11689

約数の個数: 24

約数和(自身を含む): 424917360

約数和(自身を除く): 222809380

約数列:

[1, 2, 4, 5, 10, 20, 941, 1882, 3764, 4705, 9410, 10739, 18820, 21478, 42956, 53695, 107390, 214780, 10105399, 20210798, 40421596, 50526995, 101053990, 202107980]

約数ペア:

[(1, 202107980), (2, 101053990), (4, 50526995), (5, 40421596), (10, 20210798), (20, 10105399), (941, 214780), (1882, 107390), (3764, 53695), (4705, 42956), (9410, 21478), (10739, 18820)]