939555640

素因数分解:

$2^3\times 5^1\times {\mathrm{23488891}}^1$

素因数の和:23488902

約数の個数: 16

約数和(自身を含む): 2114000280

約数和(自身を除く): 1174444640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 23488891, 46977782, 93955564, 117444455, 187911128, 234888910, 469777820, 939555640]

約数ペア:

[(1, 939555640), (2, 469777820), (4, 234888910), (5, 187911128), (8, 117444455), (10, 93955564), (20, 46977782), (40, 23488891)]