40419016

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{1123}}^1$

素因数の和:1549

約数の個数: 32

約数和(自身を含む): 82951200

約数和(自身を除く): 42532184

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 409, 818, 1123, 1636, 2246, 3272, 4492, 4499, 8984, 8998, 12353, 17996, 24706, 35992, 49412, 98824, 459307, 918614, 1837228, 3674456, 5052377, 10104754, 20209508, 40419016]

約数ペア:

[(1, 40419016), (2, 20209508), (4, 10104754), (8, 5052377), (11, 3674456), (22, 1837228), (44, 918614), (88, 459307), (409, 98824), (818, 49412), (1123, 35992), (1636, 24706), (2246, 17996), (3272, 12353), (4492, 8998), (4499, 8984)]