12840690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{428023}}^1$

素因数の和:428033

約数の個数: 16

約数和(自身を含む): 30817728

約数和(自身を除く): 17977038

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 428023, 856046, 1284069, 2140115, 2568138, 4280230, 6420345, 12840690]

約数ペア:

[(1, 12840690), (2, 6420345), (3, 4280230), (5, 2568138), (6, 2140115), (10, 1284069), (15, 856046), (30, 428023)]