40617140

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{15991}}^1$

素因数の和:16127

約数の個数: 24

約数和(自身を含む): 85972992

約数和(自身を除く): 45355852

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 15991, 31982, 63964, 79955, 159910, 319820, 2030857, 4061714, 8123428, 10154285, 20308570, 40617140]

約数ペア:

[(1, 40617140), (2, 20308570), (4, 10154285), (5, 8123428), (10, 4061714), (20, 2030857), (127, 319820), (254, 159910), (508, 79955), (635, 63964), (1270, 31982), (2540, 15991)]