201636520

素因数分解:

$2^3\times 5^1\times {\mathrm{5040913}}^1$

素因数の和:5040924

約数の個数: 16

約数和(自身を含む): 453682260

約数和(自身を除く): 252045740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5040913, 10081826, 20163652, 25204565, 40327304, 50409130, 100818260, 201636520]

約数ペア:

[(1, 201636520), (2, 100818260), (4, 50409130), (5, 40327304), (8, 25204565), (10, 20163652), (20, 10081826), (40, 5040913)]