17441920

素因数分解:

$2^7\times 5^1\times {\mathrm{27253}}^1$

素因数の和:27272

約数の個数: 32

約数和(自身を含む): 41698620

約数和(自身を除く): 24256700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 27253, 54506, 109012, 136265, 218024, 272530, 436048, 545060, 872096, 1090120, 1744192, 2180240, 3488384, 4360480, 8720960, 17441920]

約数ペア:

[(1, 17441920), (2, 8720960), (4, 4360480), (5, 3488384), (8, 2180240), (10, 1744192), (16, 1090120), (20, 872096), (32, 545060), (40, 436048), (64, 272530), (80, 218024), (128, 136265), (160, 109012), (320, 54506), (640, 27253)]