2042950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1$

素因数の和:481

約数の個数: 48

約数和(自身を含む): 4687200

約数和(自身を除く): 2644250

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 175, 182, 325, 350, 449, 455, 650, 898, 910, 2245, 2275, 3143, 4490, 4550, 5837, 6286, 11225, 11674, 15715, 22450, 29185, 31430, 40859, 58370, 78575, 81718, 145925, 157150, 204295, 291850, 408590, 1021475, 2042950]

約数ペア:

[(1, 2042950), (2, 1021475), (5, 408590), (7, 291850), (10, 204295), (13, 157150), (14, 145925), (25, 81718), (26, 78575), (35, 58370), (50, 40859), (65, 31430), (70, 29185), (91, 22450), (130, 15715), (175, 11674), (182, 11225), (325, 6286), (350, 5837), (449, 4550), (455, 4490), (650, 3143), (898, 2275), (910, 2245)]