12926960

素因数分解:

$2^4\times 5^1\times {\mathrm{349}}^1\times {\mathrm{463}}^1$

素因数の和:825

約数の個数: 40

約数和(自身を含む): 30206400

約数和(自身を除く): 17279440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 349, 463, 698, 926, 1396, 1745, 1852, 2315, 2792, 3490, 3704, 4630, 5584, 6980, 7408, 9260, 13960, 18520, 27920, 37040, 161587, 323174, 646348, 807935, 1292696, 1615870, 2585392, 3231740, 6463480, 12926960]

約数ペア:

[(1, 12926960), (2, 6463480), (4, 3231740), (5, 2585392), (8, 1615870), (10, 1292696), (16, 807935), (20, 646348), (40, 323174), (80, 161587), (349, 37040), (463, 27920), (698, 18520), (926, 13960), (1396, 9260), (1745, 7408), (1852, 6980), (2315, 5584), (2792, 4630), (3490, 3704)]