201622780

素因数分解:

$2^2\times 5^1\times {\mathrm{1171}}^1\times {\mathrm{8609}}^1$

素因数の和:9789

約数の個数: 24

約数和(自身を含む): 423818640

約数和(自身を除く): 222195860

約数列:

[1, 2, 4, 5, 10, 20, 1171, 2342, 4684, 5855, 8609, 11710, 17218, 23420, 34436, 43045, 86090, 172180, 10081139, 20162278, 40324556, 50405695, 100811390, 201622780]

約数ペア:

[(1, 201622780), (2, 100811390), (4, 50405695), (5, 40324556), (10, 20162278), (20, 10081139), (1171, 172180), (2342, 86090), (4684, 43045), (5855, 34436), (8609, 23420), (11710, 17218)]