20631210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{687707}}^1$

素因数の和:687717

約数の個数: 16

約数和(自身を含む): 49514976

約数和(自身を除く): 28883766

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 687707, 1375414, 2063121, 3438535, 4126242, 6877070, 10315605, 20631210]

約数ペア:

[(1, 20631210), (2, 10315605), (3, 6877070), (5, 4126242), (6, 3438535), (10, 2063121), (15, 1375414), (30, 687707)]