8428890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{280963}}^1$

素因数の和:280973

約数の個数: 16

約数和(自身を含む): 20229408

約数和(自身を除く): 11800518

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 280963, 561926, 842889, 1404815, 1685778, 2809630, 4214445, 8428890]

約数ペア:

[(1, 8428890), (2, 4214445), (3, 2809630), (5, 1685778), (6, 1404815), (10, 842889), (15, 561926), (30, 280963)]