15802120

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{2207}}^1$

素因数の和:2397

約数の個数: 32

約数和(自身を含む): 35769600

約数和(自身を除く): 19967480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1790, 2207, 3580, 4414, 7160, 8828, 11035, 17656, 22070, 44140, 88280, 395053, 790106, 1580212, 1975265, 3160424, 3950530, 7901060, 15802120]

約数ペア:

[(1, 15802120), (2, 7901060), (4, 3950530), (5, 3160424), (8, 1975265), (10, 1580212), (20, 790106), (40, 395053), (179, 88280), (358, 44140), (716, 22070), (895, 17656), (1432, 11035), (1790, 8828), (2207, 7160), (3580, 4414)]