15942880

素因数分解:

$2^5\times 5^1\times {\mathrm{99643}}^1$

素因数の和:99658

約数の個数: 24

約数和(自身を含む): 37665432

約数和(自身を除く): 21722552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 99643, 199286, 398572, 498215, 797144, 996430, 1594288, 1992860, 3188576, 3985720, 7971440, 15942880]

約数ペア:

[(1, 15942880), (2, 7971440), (4, 3985720), (5, 3188576), (8, 1992860), (10, 1594288), (16, 996430), (20, 797144), (32, 498215), (40, 398572), (80, 199286), (160, 99643)]