201940520

素因数分解:

$2^3\times 5^1\times {\mathrm{5048513}}^1$

素因数の和:5048524

約数の個数: 16

約数和(自身を含む): 454366260

約数和(自身を除く): 252425740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5048513, 10097026, 20194052, 25242565, 40388104, 50485130, 100970260, 201940520]

約数ペア:

[(1, 201940520), (2, 100970260), (4, 50485130), (5, 40388104), (8, 25242565), (10, 20194052), (20, 10097026), (40, 5048513)]