72271210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{2749}}^1$

素因数の和:3006

約数の個数: 32

約数和(自身を含む): 142560000

約数和(自身を除く): 70288790

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 239, 478, 1195, 2390, 2629, 2749, 5258, 5498, 13145, 13745, 26290, 27490, 30239, 60478, 151195, 302390, 657011, 1314022, 3285055, 6570110, 7227121, 14454242, 36135605, 72271210]

約数ペア:

[(1, 72271210), (2, 36135605), (5, 14454242), (10, 7227121), (11, 6570110), (22, 3285055), (55, 1314022), (110, 657011), (239, 302390), (478, 151195), (1195, 60478), (2390, 30239), (2629, 27490), (2749, 26290), (5258, 13745), (5498, 13145)]