520059020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2000227}}^1$

素因数の和:2000249

約数の個数: 24

約数和(自身を含む): 1176134064

約数和(自身を除く): 656075044

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 2000227, 4000454, 8000908, 10001135, 20002270, 26002951, 40004540, 52005902, 104011804, 130014755, 260029510, 520059020]

約数ペア:

[(1, 520059020), (2, 260029510), (4, 130014755), (5, 104011804), (10, 52005902), (13, 40004540), (20, 26002951), (26, 20002270), (52, 10001135), (65, 8000908), (130, 4000454), (260, 2000227)]