338244040

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{115837}}^1$

素因数の和:115921

約数の個数: 32

約数和(自身を含む): 771481080

約数和(自身を除く): 433237040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 115837, 231674, 463348, 579185, 926696, 1158370, 2316740, 4633480, 8456101, 16912202, 33824404, 42280505, 67648808, 84561010, 169122020, 338244040]

約数ペア:

[(1, 338244040), (2, 169122020), (4, 84561010), (5, 67648808), (8, 42280505), (10, 33824404), (20, 16912202), (40, 8456101), (73, 4633480), (146, 2316740), (292, 1158370), (365, 926696), (584, 579185), (730, 463348), (1460, 231674), (2920, 115837)]