1320221290

素因数分解:

$2^1\times 5^1\times {\mathrm{11159}}^1\times {\mathrm{11831}}^1$

素因数の和:22997

約数の個数: 16

約数和(自身を含む): 2376812160

約数和(自身を除く): 1056590870

約数列:

[1, 2, 5, 10, 11159, 11831, 22318, 23662, 55795, 59155, 111590, 118310, 132022129, 264044258, 660110645, 1320221290]

約数ペア:

[(1, 1320221290), (2, 660110645), (5, 264044258), (10, 132022129), (11159, 118310), (11831, 111590), (22318, 59155), (23662, 55795)]