20332640

素因数分解:

$2^5\times 5^1\times {\mathrm{127079}}^1$

素因数の和:127094

約数の個数: 24

約数和(自身を含む): 48036240

約数和(自身を除く): 27703600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 127079, 254158, 508316, 635395, 1016632, 1270790, 2033264, 2541580, 4066528, 5083160, 10166320, 20332640]

約数ペア:

[(1, 20332640), (2, 10166320), (4, 5083160), (5, 4066528), (8, 2541580), (10, 2033264), (16, 1270790), (20, 1016632), (32, 635395), (40, 508316), (80, 254158), (160, 127079)]