2015370640

素因数分解:

$2^4\times 5^1\times {\mathrm{25192133}}^1$

素因数の和:25192146

約数の個数: 20

約数和(自身を含む): 4685736924

約数和(自身を除く): 2670366284

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25192133, 50384266, 100768532, 125960665, 201537064, 251921330, 403074128, 503842660, 1007685320, 2015370640]

約数ペア:

[(1, 2015370640), (2, 1007685320), (4, 503842660), (5, 403074128), (8, 251921330), (10, 201537064), (16, 125960665), (20, 100768532), (40, 50384266), (80, 25192133)]