28794010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{937}}^1$

素因数の和:1390

約数の個数: 32

約数和(自身を含む): 59431680

約数和(自身を除く): 30637670

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 439, 878, 937, 1874, 2195, 3073, 4390, 4685, 6146, 6559, 9370, 13118, 15365, 30730, 32795, 65590, 411343, 822686, 2056715, 2879401, 4113430, 5758802, 14397005, 28794010]

約数ペア:

[(1, 28794010), (2, 14397005), (5, 5758802), (7, 4113430), (10, 2879401), (14, 2056715), (35, 822686), (70, 411343), (439, 65590), (878, 32795), (937, 30730), (1874, 15365), (2195, 13118), (3073, 9370), (4390, 6559), (4685, 6146)]