200502580

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{141199}}^1$

素因数の和:141279

約数の個数: 24

約数和(自身を含む): 426988800

約数和(自身を除く): 226486220

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 141199, 282398, 564796, 705995, 1411990, 2823980, 10025129, 20050258, 40100516, 50125645, 100251290, 200502580]

約数ペア:

[(1, 200502580), (2, 100251290), (4, 50125645), (5, 40100516), (10, 20050258), (20, 10025129), (71, 2823980), (142, 1411990), (284, 705995), (355, 564796), (710, 282398), (1420, 141199)]