2865850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{4409}}^1$

素因数の和:4434

約数の個数: 24

約数和(自身を含む): 5741820

約数和(自身を除く): 2875970

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 4409, 8818, 22045, 44090, 57317, 110225, 114634, 220450, 286585, 573170, 1432925, 2865850]

約数ペア:

[(1, 2865850), (2, 1432925), (5, 573170), (10, 286585), (13, 220450), (25, 114634), (26, 110225), (50, 57317), (65, 44090), (130, 22045), (325, 8818), (650, 4409)]