91039220

素因数分解:

$2^2\times 5^1\times {\mathrm{1279}}^1\times {\mathrm{3559}}^1$

素因数の和:4847

約数の個数: 24

約数和(自身を含む): 191385600

約数和(自身を除く): 100346380

約数列:

[1, 2, 4, 5, 10, 20, 1279, 2558, 3559, 5116, 6395, 7118, 12790, 14236, 17795, 25580, 35590, 71180, 4551961, 9103922, 18207844, 22759805, 45519610, 91039220]

約数ペア:

[(1, 91039220), (2, 45519610), (4, 22759805), (5, 18207844), (10, 9103922), (20, 4551961), (1279, 71180), (2558, 35590), (3559, 25580), (5116, 17795), (6395, 14236), (7118, 12790)]