1338522040

素因数分解:

$2^3\times 5^1\times {\mathrm{883}}^1\times {\mathrm{37897}}^1$

素因数の和:38791

約数の個数: 32

約数和(自身を含む): 3015164880

約数和(自身を除く): 1676642840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 883, 1766, 3532, 4415, 7064, 8830, 17660, 35320, 37897, 75794, 151588, 189485, 303176, 378970, 757940, 1515880, 33463051, 66926102, 133852204, 167315255, 267704408, 334630510, 669261020, 1338522040]

約数ペア:

[(1, 1338522040), (2, 669261020), (4, 334630510), (5, 267704408), (8, 167315255), (10, 133852204), (20, 66926102), (40, 33463051), (883, 1515880), (1766, 757940), (3532, 378970), (4415, 303176), (7064, 189485), (8830, 151588), (17660, 75794), (35320, 37897)]