55195640

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{13397}}^1$

素因数の和:13511

約数の個数: 32

約数和(自身を含む): 125405280

約数和(自身を除く): 70209640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 13397, 26794, 53588, 66985, 107176, 133970, 267940, 535880, 1379891, 2759782, 5519564, 6899455, 11039128, 13798910, 27597820, 55195640]

約数ペア:

[(1, 55195640), (2, 27597820), (4, 13798910), (5, 11039128), (8, 6899455), (10, 5519564), (20, 2759782), (40, 1379891), (103, 535880), (206, 267940), (412, 133970), (515, 107176), (824, 66985), (1030, 53588), (2060, 26794), (4120, 13397)]