66182440

素因数分解:

$2^3\times 5^1\times {\mathrm{1654561}}^1$

素因数の和:1654572

約数の個数: 16

約数和(自身を含む): 148910580

約数和(自身を除く): 82728140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1654561, 3309122, 6618244, 8272805, 13236488, 16545610, 33091220, 66182440]

約数ペア:

[(1, 66182440), (2, 33091220), (4, 16545610), (5, 13236488), (8, 8272805), (10, 6618244), (20, 3309122), (40, 1654561)]