28797260

素因数分解:

$2^2\times 5^1\times {\mathrm{967}}^1\times {\mathrm{1489}}^1$

素因数の和:2465

約数の個数: 24

約数和(自身を含む): 60577440

約数和(自身を除く): 31780180

約数列:

[1, 2, 4, 5, 10, 20, 967, 1489, 1934, 2978, 3868, 4835, 5956, 7445, 9670, 14890, 19340, 29780, 1439863, 2879726, 5759452, 7199315, 14398630, 28797260]

約数ペア:

[(1, 28797260), (2, 14398630), (4, 7199315), (5, 5759452), (10, 2879726), (20, 1439863), (967, 29780), (1489, 19340), (1934, 14890), (2978, 9670), (3868, 7445), (4835, 5956)]