2080998860

素因数分解:

$2^2\times 5^1\times {\mathrm{6863}}^1\times {\mathrm{15161}}^1$

素因数の和:22033

約数の個数: 24

約数和(自身を含む): 4371022656

約数和(自身を除く): 2290023796

約数列:

[1, 2, 4, 5, 10, 20, 6863, 13726, 15161, 27452, 30322, 34315, 60644, 68630, 75805, 137260, 151610, 303220, 104049943, 208099886, 416199772, 520249715, 1040499430, 2080998860]

約数ペア:

[(1, 2080998860), (2, 1040499430), (4, 520249715), (5, 416199772), (10, 208099886), (20, 104049943), (6863, 303220), (13726, 151610), (15161, 137260), (27452, 75805), (30322, 68630), (34315, 60644)]