12840990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{428033}}^1$

素因数の和:428043

約数の個数: 16

約数和(自身を含む): 30818448

約数和(自身を除く): 17977458

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 428033, 856066, 1284099, 2140165, 2568198, 4280330, 6420495, 12840990]

約数ペア:

[(1, 12840990), (2, 6420495), (3, 4280330), (5, 2568198), (6, 2140165), (10, 1284099), (15, 856066), (30, 428033)]