12686590

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1523}}^1$

素因数の和:1561

約数の個数: 48

約数和(自身を含む): 28145232

約数和(自身を除く): 15458642

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 49, 70, 85, 98, 119, 170, 238, 245, 490, 595, 833, 1190, 1523, 1666, 3046, 4165, 7615, 8330, 10661, 15230, 21322, 25891, 51782, 53305, 74627, 106610, 129455, 149254, 181237, 258910, 362474, 373135, 746270, 906185, 1268659, 1812370, 2537318, 6343295, 12686590]

約数ペア:

[(1, 12686590), (2, 6343295), (5, 2537318), (7, 1812370), (10, 1268659), (14, 906185), (17, 746270), (34, 373135), (35, 362474), (49, 258910), (70, 181237), (85, 149254), (98, 129455), (119, 106610), (170, 74627), (238, 53305), (245, 51782), (490, 25891), (595, 21322), (833, 15230), (1190, 10661), (1523, 8330), (1666, 7615), (3046, 4165)]