11489440

素因数分解:

$2^5\times 5^1\times {\mathrm{71809}}^1$

素因数の和:71824

約数の個数: 24

約数和(自身を含む): 27144180

約数和(自身を除く): 15654740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 71809, 143618, 287236, 359045, 574472, 718090, 1148944, 1436180, 2297888, 2872360, 5744720, 11489440]

約数ペア:

[(1, 11489440), (2, 5744720), (4, 2872360), (5, 2297888), (8, 1436180), (10, 1148944), (16, 718090), (20, 574472), (32, 359045), (40, 287236), (80, 143618), (160, 71809)]