15452440

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5441}}^1$

素因数の和:5523

約数の個数: 32

約数和(自身を含む): 35264160

約数和(自身を除く): 19811720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 5441, 10882, 21764, 27205, 43528, 54410, 108820, 217640, 386311, 772622, 1545244, 1931555, 3090488, 3863110, 7726220, 15452440]

約数ペア:

[(1, 15452440), (2, 7726220), (4, 3863110), (5, 3090488), (8, 1931555), (10, 1545244), (20, 772622), (40, 386311), (71, 217640), (142, 108820), (284, 54410), (355, 43528), (568, 27205), (710, 21764), (1420, 10882), (2840, 5441)]