87432880

素因数分解:

$2^4\times 5^1\times {\mathrm{1092911}}^1$

素因数の和:1092924

約数の個数: 20

約数和(自身を含む): 203281632

約数和(自身を除く): 115848752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1092911, 2185822, 4371644, 5464555, 8743288, 10929110, 17486576, 21858220, 43716440, 87432880]

約数ペア:

[(1, 87432880), (2, 43716440), (4, 21858220), (5, 17486576), (8, 10929110), (10, 8743288), (16, 5464555), (20, 4371644), (40, 2185822), (80, 1092911)]