2115315940

素因数分解:

$2^2\times 5^1\times {\mathrm{5521}}^1\times {\mathrm{19157}}^1$

素因数の和:24687

約数の個数: 24

約数和(自身を含む): 4443199992

約数和(自身を除く): 2327884052

約数列:

[1, 2, 4, 5, 10, 20, 5521, 11042, 19157, 22084, 27605, 38314, 55210, 76628, 95785, 110420, 191570, 383140, 105765797, 211531594, 423063188, 528828985, 1057657970, 2115315940]

約数ペア:

[(1, 2115315940), (2, 1057657970), (4, 528828985), (5, 423063188), (10, 211531594), (20, 105765797), (5521, 383140), (11042, 191570), (19157, 110420), (22084, 95785), (27605, 76628), (38314, 55210)]