20365590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{96979}}^1$

素因数の和:96996

約数の個数: 32

約数和(自身を含む): 55860480

約数和(自身を除く): 35494890

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 96979, 193958, 290937, 484895, 581874, 678853, 969790, 1357706, 1454685, 2036559, 2909370, 3394265, 4073118, 6788530, 10182795, 20365590]

約数ペア:

[(1, 20365590), (2, 10182795), (3, 6788530), (5, 4073118), (6, 3394265), (7, 2909370), (10, 2036559), (14, 1454685), (15, 1357706), (21, 969790), (30, 678853), (35, 581874), (42, 484895), (70, 290937), (105, 193958), (210, 96979)]