7420520

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{6397}}^1$

素因数の和:6437

約数の個数: 32

約数和(自身を含む): 17274600

約数和(自身を除く): 9854080

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 6397, 12794, 25588, 31985, 51176, 63970, 127940, 185513, 255880, 371026, 742052, 927565, 1484104, 1855130, 3710260, 7420520]

約数ペア:

[(1, 7420520), (2, 3710260), (4, 1855130), (5, 1484104), (8, 927565), (10, 742052), (20, 371026), (29, 255880), (40, 185513), (58, 127940), (116, 63970), (145, 51176), (232, 31985), (290, 25588), (580, 12794), (1160, 6397)]