439640

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{379}}^1$

素因数の和:419

約数の個数: 32

約数和(自身を含む): 1026000

約数和(自身を除く): 586360

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 379, 580, 758, 1160, 1516, 1895, 3032, 3790, 7580, 10991, 15160, 21982, 43964, 54955, 87928, 109910, 219820, 439640]

約数ペア:

[(1, 439640), (2, 219820), (4, 109910), (5, 87928), (8, 54955), (10, 43964), (20, 21982), (29, 15160), (40, 10991), (58, 7580), (116, 3790), (145, 3032), (232, 1895), (290, 1516), (379, 1160), (580, 758)]