57540040

素因数分解:

$2^3\times 5^1\times {\mathrm{1438501}}^1$

素因数の和:1438512

約数の個数: 16

約数和(自身を含む): 129465180

約数和(自身を除く): 71925140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1438501, 2877002, 5754004, 7192505, 11508008, 14385010, 28770020, 57540040]

約数ペア:

[(1, 57540040), (2, 28770020), (4, 14385010), (5, 11508008), (8, 7192505), (10, 5754004), (20, 2877002), (40, 1438501)]