9977540

素因数分解:

$2^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{1801}}^1$

素因数の和:2087

約数の個数: 24

約数和(自身を含む): 21040152

約数和(自身を除く): 11062612

約数列:

[1, 2, 4, 5, 10, 20, 277, 554, 1108, 1385, 1801, 2770, 3602, 5540, 7204, 9005, 18010, 36020, 498877, 997754, 1995508, 2494385, 4988770, 9977540]

約数ペア:

[(1, 9977540), (2, 4988770), (4, 2494385), (5, 1995508), (10, 997754), (20, 498877), (277, 36020), (554, 18010), (1108, 9005), (1385, 7204), (1801, 5540), (2770, 3602)]