20045600

素因数分解:

$2^5\times 5^2\times {\mathrm{25057}}^1$

素因数の和:25077

約数の個数: 36

約数和(自身を含む): 48938274

約数和(自身を除く): 28892674

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 25057, 50114, 100228, 125285, 200456, 250570, 400912, 501140, 626425, 801824, 1002280, 1252850, 2004560, 2505700, 4009120, 5011400, 10022800, 20045600]

約数ペア:

[(1, 20045600), (2, 10022800), (4, 5011400), (5, 4009120), (8, 2505700), (10, 2004560), (16, 1252850), (20, 1002280), (25, 801824), (32, 626425), (40, 501140), (50, 400912), (80, 250570), (100, 200456), (160, 125285), (200, 100228), (400, 50114), (800, 25057)]