20042900

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{5417}}^1$

素因数の和:5468

約数の個数: 36

約数和(自身を含む): 44676828

約数和(自身を除く): 24633928

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 100, 148, 185, 370, 740, 925, 1850, 3700, 5417, 10834, 21668, 27085, 54170, 108340, 135425, 200429, 270850, 400858, 541700, 801716, 1002145, 2004290, 4008580, 5010725, 10021450, 20042900]

約数ペア:

[(1, 20042900), (2, 10021450), (4, 5010725), (5, 4008580), (10, 2004290), (20, 1002145), (25, 801716), (37, 541700), (50, 400858), (74, 270850), (100, 200429), (148, 135425), (185, 108340), (370, 54170), (740, 27085), (925, 21668), (1850, 10834), (3700, 5417)]