180484340

素因数分解:

$2^2\times 5^1\times {\mathrm{9024217}}^1$

素因数の和:9024226

約数の個数: 12

約数和(自身を含む): 379017156

約数和(自身を除く): 198532816

約数列:

[1, 2, 4, 5, 10, 20, 9024217, 18048434, 36096868, 45121085, 90242170, 180484340]

約数ペア:

[(1, 180484340), (2, 90242170), (4, 45121085), (5, 36096868), (10, 18048434), (20, 9024217)]