15639700

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{5393}}^1$

素因数の和:5436

約数の個数: 36

約数和(自身を含む): 35114940

約数和(自身を除く): 19475240

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 290, 580, 725, 1450, 2900, 5393, 10786, 21572, 26965, 53930, 107860, 134825, 156397, 269650, 312794, 539300, 625588, 781985, 1563970, 3127940, 3909925, 7819850, 15639700]

約数ペア:

[(1, 15639700), (2, 7819850), (4, 3909925), (5, 3127940), (10, 1563970), (20, 781985), (25, 625588), (29, 539300), (50, 312794), (58, 269650), (100, 156397), (116, 134825), (145, 107860), (290, 53930), (580, 26965), (725, 21572), (1450, 10786), (2900, 5393)]