154004920

素因数分解:

$2^3\times 5^1\times {\mathrm{431}}^1\times {\mathrm{8933}}^1$

素因数の和:9375

約数の個数: 32

約数和(自身を含む): 347353920

約数和(自身を除く): 193349000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 431, 862, 1724, 2155, 3448, 4310, 8620, 8933, 17240, 17866, 35732, 44665, 71464, 89330, 178660, 357320, 3850123, 7700246, 15400492, 19250615, 30800984, 38501230, 77002460, 154004920]

約数ペア:

[(1, 154004920), (2, 77002460), (4, 38501230), (5, 30800984), (8, 19250615), (10, 15400492), (20, 7700246), (40, 3850123), (431, 357320), (862, 178660), (1724, 89330), (2155, 71464), (3448, 44665), (4310, 35732), (8620, 17866), (8933, 17240)]