12981010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4523}}^1$

素因数の和:4578

約数の個数: 32

約数和(自身を含む): 27361152

約数和(自身を除く): 14380142

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 574, 1435, 2870, 4523, 9046, 22615, 31661, 45230, 63322, 158305, 185443, 316610, 370886, 927215, 1298101, 1854430, 2596202, 6490505, 12981010]

約数ペア:

[(1, 12981010), (2, 6490505), (5, 2596202), (7, 1854430), (10, 1298101), (14, 927215), (35, 370886), (41, 316610), (70, 185443), (82, 158305), (205, 63322), (287, 45230), (410, 31661), (574, 22615), (1435, 9046), (2870, 4523)]