4210100

素因数分解:

$2^2\times 5^2\times {\mathrm{42101}}^1$

素因数の和:42115

約数の個数: 18

約数和(自身を含む): 9136134

約数和(自身を除く): 4926034

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 42101, 84202, 168404, 210505, 421010, 842020, 1052525, 2105050, 4210100]

約数ペア:

[(1, 4210100), (2, 2105050), (4, 1052525), (5, 842020), (10, 421010), (20, 210505), (25, 168404), (50, 84202), (100, 42101)]