286623220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1102397}}^1$

素因数の和:1102419

約数の個数: 24

約数和(自身を含む): 648210024

約数和(自身を除く): 361586804

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1102397, 2204794, 4409588, 5511985, 11023970, 14331161, 22047940, 28662322, 57324644, 71655805, 143311610, 286623220]

約数ペア:

[(1, 286623220), (2, 143311610), (4, 71655805), (5, 57324644), (10, 28662322), (13, 22047940), (20, 14331161), (26, 11023970), (52, 5511985), (65, 4409588), (130, 2204794), (260, 1102397)]