201637960

素因数分解:

$2^3\times 5^1\times {\mathrm{5040949}}^1$

素因数の和:5040960

約数の個数: 16

約数和(自身を含む): 453685500

約数和(自身を除く): 252047540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5040949, 10081898, 20163796, 25204745, 40327592, 50409490, 100818980, 201637960]

約数ペア:

[(1, 201637960), (2, 100818980), (4, 50409490), (5, 40327592), (8, 25204745), (10, 20163796), (20, 10081898), (40, 5040949)]