87684880

素因数分解:

$2^4\times 5^1\times {\mathrm{1096061}}^1$

素因数の和:1096074

約数の個数: 20

約数和(自身を含む): 203867532

約数和(自身を除く): 116182652

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1096061, 2192122, 4384244, 5480305, 8768488, 10960610, 17536976, 21921220, 43842440, 87684880]

約数ペア:

[(1, 87684880), (2, 43842440), (4, 21921220), (5, 17536976), (8, 10960610), (10, 8768488), (16, 5480305), (20, 4384244), (40, 2192122), (80, 1096061)]