1199880040

素因数分解:

$2^3\times 5^1\times {\mathrm{691}}^1\times {\mathrm{43411}}^1$

素因数の和:44113

約数の個数: 32

約数和(自身を含む): 2703699360

約数和(自身を除く): 1503819320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 691, 1382, 2764, 3455, 5528, 6910, 13820, 27640, 43411, 86822, 173644, 217055, 347288, 434110, 868220, 1736440, 29997001, 59994002, 119988004, 149985005, 239976008, 299970010, 599940020, 1199880040]

約数ペア:

[(1, 1199880040), (2, 599940020), (4, 299970010), (5, 239976008), (8, 149985005), (10, 119988004), (20, 59994002), (40, 29997001), (691, 1736440), (1382, 868220), (2764, 434110), (3455, 347288), (5528, 217055), (6910, 173644), (13820, 86822), (27640, 43411)]