203436920

素因数分解:

$2^3\times 5^1\times {\mathrm{1031}}^1\times {\mathrm{4933}}^1$

素因数の和:5975

約数の個数: 32

約数和(自身を含む): 458269920

約数和(自身を除く): 254833000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1031, 2062, 4124, 4933, 5155, 8248, 9866, 10310, 19732, 20620, 24665, 39464, 41240, 49330, 98660, 197320, 5085923, 10171846, 20343692, 25429615, 40687384, 50859230, 101718460, 203436920]

約数ペア:

[(1, 203436920), (2, 101718460), (4, 50859230), (5, 40687384), (8, 25429615), (10, 20343692), (20, 10171846), (40, 5085923), (1031, 197320), (2062, 98660), (4124, 49330), (4933, 41240), (5155, 39464), (8248, 24665), (9866, 20620), (10310, 19732)]