320060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1231}}^1$

素因数の和:1253

約数の個数: 24

約数和(自身を含む): 724416

約数和(自身を除く): 404356

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1231, 2462, 4924, 6155, 12310, 16003, 24620, 32006, 64012, 80015, 160030, 320060]

約数ペア:

[(1, 320060), (2, 160030), (4, 80015), (5, 64012), (10, 32006), (13, 24620), (20, 16003), (26, 12310), (52, 6155), (65, 4924), (130, 2462), (260, 1231)]