6639020

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2423}}^1$

素因数の和:2569

約数の個数: 24

約数和(自身を含む): 14049504

約数和(自身を除く): 7410484

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2423, 2740, 4846, 9692, 12115, 24230, 48460, 331951, 663902, 1327804, 1659755, 3319510, 6639020]

約数ペア:

[(1, 6639020), (2, 3319510), (4, 1659755), (5, 1327804), (10, 663902), (20, 331951), (137, 48460), (274, 24230), (548, 12115), (685, 9692), (1370, 4846), (2423, 2740)]