31835180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{122443}}^1$

素因数の和:122465

約数の個数: 24

約数和(自身を含む): 71997072

約数和(自身を除く): 40161892

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 122443, 244886, 489772, 612215, 1224430, 1591759, 2448860, 3183518, 6367036, 7958795, 15917590, 31835180]

約数ペア:

[(1, 31835180), (2, 15917590), (4, 7958795), (5, 6367036), (10, 3183518), (13, 2448860), (20, 1591759), (26, 1224430), (52, 612215), (65, 489772), (130, 244886), (260, 122443)]