202208960

素因数分解:

$2^6\times 5^1\times {\mathrm{631903}}^1$

素因数の和:631920

約数の個数: 28

約数和(自身を含む): 481510848

約数和(自身を除く): 279301888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 631903, 1263806, 2527612, 3159515, 5055224, 6319030, 10110448, 12638060, 20220896, 25276120, 40441792, 50552240, 101104480, 202208960]

約数ペア:

[(1, 202208960), (2, 101104480), (4, 50552240), (5, 40441792), (8, 25276120), (10, 20220896), (16, 12638060), (20, 10110448), (32, 6319030), (40, 5055224), (64, 3159515), (80, 2527612), (160, 1263806), (320, 631903)]