13401220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{95723}}^1$

素因数の和:95739

約数の個数: 24

約数和(自身を含む): 32163264

約数和(自身を除く): 18762044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 95723, 191446, 382892, 478615, 670061, 957230, 1340122, 1914460, 2680244, 3350305, 6700610, 13401220]

約数ペア:

[(1, 13401220), (2, 6700610), (4, 3350305), (5, 2680244), (7, 1914460), (10, 1340122), (14, 957230), (20, 670061), (28, 478615), (35, 382892), (70, 191446), (140, 95723)]