4200200

素因数分解:

$2^3\times 5^2\times {\mathrm{21001}}^1$

素因数の和:21017

約数の個数: 24

約数和(自身を含む): 9765930

約数和(自身を除く): 5565730

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 21001, 42002, 84004, 105005, 168008, 210010, 420020, 525025, 840040, 1050050, 2100100, 4200200]

約数ペア:

[(1, 4200200), (2, 2100100), (4, 1050050), (5, 840040), (8, 525025), (10, 420020), (20, 210010), (25, 168008), (40, 105005), (50, 84004), (100, 42002), (200, 21001)]