105495920

素因数分解:

$2^4\times 5^1\times {\mathrm{1318699}}^1$

素因数の和:1318712

約数の個数: 20

約数和(自身を含む): 245278200

約数和(自身を除く): 139782280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1318699, 2637398, 5274796, 6593495, 10549592, 13186990, 21099184, 26373980, 52747960, 105495920]

約数ペア:

[(1, 105495920), (2, 52747960), (4, 26373980), (5, 21099184), (8, 13186990), (10, 10549592), (16, 6593495), (20, 5274796), (40, 2637398), (80, 1318699)]