4045340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15559}}^1$

素因数の和:15581

約数の個数: 24

約数和(自身を含む): 9149280

約数和(自身を除く): 5103940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 15559, 31118, 62236, 77795, 155590, 202267, 311180, 404534, 809068, 1011335, 2022670, 4045340]

約数ペア:

[(1, 4045340), (2, 2022670), (4, 1011335), (5, 809068), (10, 404534), (13, 311180), (20, 202267), (26, 155590), (52, 77795), (65, 62236), (130, 31118), (260, 15559)]