20276020

素因数分解:

$2^2\times 5^1\times {\mathrm{383}}^1\times {\mathrm{2647}}^1$

素因数の和:3039

約数の個数: 24

約数和(自身を含む): 42706944

約数和(自身を除く): 22430924

約数列:

[1, 2, 4, 5, 10, 20, 383, 766, 1532, 1915, 2647, 3830, 5294, 7660, 10588, 13235, 26470, 52940, 1013801, 2027602, 4055204, 5069005, 10138010, 20276020]

約数ペア:

[(1, 20276020), (2, 10138010), (4, 5069005), (5, 4055204), (10, 2027602), (20, 1013801), (383, 52940), (766, 26470), (1532, 13235), (1915, 10588), (2647, 7660), (3830, 5294)]