40002808

素因数分解:

$2^3\times {\mathrm{163}}^1\times {\mathrm{30677}}^1$

素因数の和:30846

約数の個数: 16

約数和(自身を含む): 75467880

約数和(自身を除く): 35465072

約数列:

[1, 2, 4, 8, 163, 326, 652, 1304, 30677, 61354, 122708, 245416, 5000351, 10000702, 20001404, 40002808]

約数ペア:

[(1, 40002808), (2, 20001404), (4, 10000702), (8, 5000351), (163, 245416), (326, 122708), (652, 61354), (1304, 30677)]