12020380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 26290656

約数和(自身を除く): 14270276

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 107, 137, 164, 205, 214, 274, 410, 428, 535, 548, 685, 820, 1070, 1370, 2140, 2740, 4387, 5617, 8774, 11234, 14659, 17548, 21935, 22468, 28085, 29318, 43870, 56170, 58636, 73295, 87740, 112340, 146590, 293180, 601019, 1202038, 2404076, 3005095, 6010190, 12020380]

約数ペア:

[(1, 12020380), (2, 6010190), (4, 3005095), (5, 2404076), (10, 1202038), (20, 601019), (41, 293180), (82, 146590), (107, 112340), (137, 87740), (164, 73295), (205, 58636), (214, 56170), (274, 43870), (410, 29318), (428, 28085), (535, 22468), (548, 21935), (685, 17548), (820, 14659), (1070, 11234), (1370, 8774), (2140, 5617), (2740, 4387)]