3920290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:402

約数の個数: 32

約数和(自身を含む): 7781184

約数和(自身を除く): 3860894

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 157, 227, 314, 454, 785, 1135, 1570, 1727, 2270, 2497, 3454, 4994, 8635, 12485, 17270, 24970, 35639, 71278, 178195, 356390, 392029, 784058, 1960145, 3920290]

約数ペア:

[(1, 3920290), (2, 1960145), (5, 784058), (10, 392029), (11, 356390), (22, 178195), (55, 71278), (110, 35639), (157, 24970), (227, 17270), (314, 12485), (454, 8635), (785, 4994), (1135, 3454), (1570, 2497), (1727, 2270)]