20157090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{671903}}^1$

素因数の和:671913

約数の個数: 16

約数和(自身を含む): 48377088

約数和(自身を除く): 28219998

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 671903, 1343806, 2015709, 3359515, 4031418, 6719030, 10078545, 20157090]

約数ペア:

[(1, 20157090), (2, 10078545), (3, 6719030), (5, 4031418), (6, 3359515), (10, 2015709), (15, 1343806), (30, 671903)]