87572120

素因数分解:

$2^3\times 5^1\times {\mathrm{2189303}}^1$

素因数の和:2189314

約数の個数: 16

約数和(自身を含む): 197037360

約数和(自身を除く): 109465240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2189303, 4378606, 8757212, 10946515, 17514424, 21893030, 43786060, 87572120]

約数ペア:

[(1, 87572120), (2, 43786060), (4, 21893030), (5, 17514424), (8, 10946515), (10, 8757212), (20, 4378606), (40, 2189303)]