12970960

素因数分解:

$2^4\times 5^1\times {\mathrm{281}}^1\times {\mathrm{577}}^1$

素因数の和:871

約数の個数: 40

約数和(自身を含む): 30317256

約数和(自身を除く): 17346296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 281, 562, 577, 1124, 1154, 1405, 2248, 2308, 2810, 2885, 4496, 4616, 5620, 5770, 9232, 11240, 11540, 22480, 23080, 46160, 162137, 324274, 648548, 810685, 1297096, 1621370, 2594192, 3242740, 6485480, 12970960]

約数ペア:

[(1, 12970960), (2, 6485480), (4, 3242740), (5, 2594192), (8, 1621370), (10, 1297096), (16, 810685), (20, 648548), (40, 324274), (80, 162137), (281, 46160), (562, 23080), (577, 22480), (1124, 11540), (1154, 11240), (1405, 9232), (2248, 5770), (2308, 5620), (2810, 4616), (2885, 4496)]