200549980

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{137363}}^1$

素因数の和:137445

約数の個数: 24

約数和(自身を含む): 426927312

約数和(自身を除く): 226377332

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 137363, 274726, 549452, 686815, 1373630, 2747260, 10027499, 20054998, 40109996, 50137495, 100274990, 200549980]

約数ペア:

[(1, 200549980), (2, 100274990), (4, 50137495), (5, 40109996), (10, 20054998), (20, 10027499), (73, 2747260), (146, 1373630), (292, 686815), (365, 549452), (730, 274726), (1460, 137363)]