8428820

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{2791}}^1$

素因数の和:2951

約数の個数: 24

約数和(自身を含む): 17824128

約数和(自身を除く): 9395308

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 2791, 3020, 5582, 11164, 13955, 27910, 55820, 421441, 842882, 1685764, 2107205, 4214410, 8428820]

約数ペア:

[(1, 8428820), (2, 4214410), (4, 2107205), (5, 1685764), (10, 842882), (20, 421441), (151, 55820), (302, 27910), (604, 13955), (755, 11164), (1510, 5582), (2791, 3020)]