12720570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{424019}}^1$

素因数の和:424029

約数の個数: 16

約数和(自身を含む): 30529440

約数和(自身を除く): 17808870

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 424019, 848038, 1272057, 2120095, 2544114, 4240190, 6360285, 12720570]

約数ペア:

[(1, 12720570), (2, 6360285), (3, 4240190), (5, 2544114), (6, 2120095), (10, 1272057), (15, 848038), (30, 424019)]