20604810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{12959}}^1$

素因数の和:13022

約数の個数: 32

約数和(自身を含む): 50388480

約数和(自身を除く): 29783670

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 530, 795, 1590, 12959, 25918, 38877, 64795, 77754, 129590, 194385, 388770, 686827, 1373654, 2060481, 3434135, 4120962, 6868270, 10302405, 20604810]

約数ペア:

[(1, 20604810), (2, 10302405), (3, 6868270), (5, 4120962), (6, 3434135), (10, 2060481), (15, 1373654), (30, 686827), (53, 388770), (106, 194385), (159, 129590), (265, 77754), (318, 64795), (530, 38877), (795, 25918), (1590, 12959)]