2105660

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{829}}^1$

素因数の和:965

約数の個数: 24

約数和(自身を含む): 4462080

約数和(自身を除く): 2356420

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 829, 1270, 1658, 2540, 3316, 4145, 8290, 16580, 105283, 210566, 421132, 526415, 1052830, 2105660]

約数ペア:

[(1, 2105660), (2, 1052830), (4, 526415), (5, 421132), (10, 210566), (20, 105283), (127, 16580), (254, 8290), (508, 4145), (635, 3316), (829, 2540), (1270, 1658)]