133755280

素因数分解:

$2^4\times 5^1\times {\mathrm{1671941}}^1$

素因数の和:1671954

約数の個数: 20

約数和(自身を含む): 310981212

約数和(自身を除く): 177225932

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1671941, 3343882, 6687764, 8359705, 13375528, 16719410, 26751056, 33438820, 66877640, 133755280]

約数ペア:

[(1, 133755280), (2, 66877640), (4, 33438820), (5, 26751056), (8, 16719410), (10, 13375528), (16, 8359705), (20, 6687764), (40, 3343882), (80, 1671941)]