87946520

素因数分解:

$2^3\times 5^1\times {\mathrm{2198663}}^1$

素因数の和:2198674

約数の個数: 16

約数和(自身を含む): 197879760

約数和(自身を除く): 109933240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2198663, 4397326, 8794652, 10993315, 17589304, 21986630, 43973260, 87946520]

約数ペア:

[(1, 87946520), (2, 43973260), (4, 21986630), (5, 17589304), (8, 10993315), (10, 8794652), (20, 4397326), (40, 2198663)]