85216620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1420277}}^1$

素因数の和:1420289

約数の個数: 24

約数和(自身を含む): 238606704

約数和(自身を除く): 153390084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1420277, 2840554, 4260831, 5681108, 7101385, 8521662, 14202770, 17043324, 21304155, 28405540, 42608310, 85216620]

約数ペア:

[(1, 85216620), (2, 42608310), (3, 28405540), (4, 21304155), (5, 17043324), (6, 14202770), (10, 8521662), (12, 7101385), (15, 5681108), (20, 4260831), (30, 2840554), (60, 1420277)]