86543120

素因数分解:

$2^4\times 5^1\times {\mathrm{1081789}}^1$

素因数の和:1081802

約数の個数: 20

約数和(自身を含む): 201212940

約数和(自身を除く): 114669820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1081789, 2163578, 4327156, 5408945, 8654312, 10817890, 17308624, 21635780, 43271560, 86543120]

約数ペア:

[(1, 86543120), (2, 43271560), (4, 21635780), (5, 17308624), (8, 10817890), (10, 8654312), (16, 5408945), (20, 4327156), (40, 2163578), (80, 1081789)]