494890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{409}}^1$

素因数の和:438

約数の個数: 24

約数和(自身を含む): 981540

約数和(自身を除く): 486650

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 409, 605, 818, 1210, 2045, 4090, 4499, 8998, 22495, 44990, 49489, 98978, 247445, 494890]

約数ペア:

[(1, 494890), (2, 247445), (5, 98978), (10, 49489), (11, 44990), (22, 22495), (55, 8998), (110, 4499), (121, 4090), (242, 2045), (409, 1210), (605, 818)]