15672435280

素因数分解:

$2^4\times 5^1\times {\mathrm{195905441}}^1$

素因数の和:195905454

約数の個数: 20

約数和(自身を含む): 36438412212

約数和(自身を除く): 20765976932

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 195905441, 391810882, 783621764, 979527205, 1567243528, 1959054410, 3134487056, 3918108820, 7836217640, 15672435280]

約数ペア:

[(1, 15672435280), (2, 7836217640), (4, 3918108820), (5, 3134487056), (8, 1959054410), (10, 1567243528), (16, 979527205), (20, 783621764), (40, 391810882), (80, 195905441)]