1312690

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{881}}^1$

素因数の和:1037

約数の個数: 16

約数和(自身を含む): 2381400

約数和(自身を除く): 1068710

約数列:

[1, 2, 5, 10, 149, 298, 745, 881, 1490, 1762, 4405, 8810, 131269, 262538, 656345, 1312690]

約数ペア:

[(1, 1312690), (2, 656345), (5, 262538), (10, 131269), (149, 8810), (298, 4405), (745, 1762), (881, 1490)]