894621040

素因数分解:

$2^4\times 5^1\times {\mathrm{2237}}^1\times {\mathrm{4999}}^1$

素因数の和:7249

約数の個数: 40

約数和(自身を含む): 2081340000

約数和(自身を除く): 1186718960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2237, 4474, 4999, 8948, 9998, 11185, 17896, 19996, 22370, 24995, 35792, 39992, 44740, 49990, 79984, 89480, 99980, 178960, 199960, 399920, 11182763, 22365526, 44731052, 55913815, 89462104, 111827630, 178924208, 223655260, 447310520, 894621040]

約数ペア:

[(1, 894621040), (2, 447310520), (4, 223655260), (5, 178924208), (8, 111827630), (10, 89462104), (16, 55913815), (20, 44731052), (40, 22365526), (80, 11182763), (2237, 399920), (4474, 199960), (4999, 178960), (8948, 99980), (9998, 89480), (11185, 79984), (17896, 49990), (19996, 44740), (22370, 39992), (24995, 35792)]