31320910

素因数分解:

$2^1\times 5^1\times {\mathrm{1321}}^1\times {\mathrm{2371}}^1$

素因数の和:3699

約数の個数: 16

約数和(自身を含む): 56444112

約数和(自身を除く): 25123202

約数列:

[1, 2, 5, 10, 1321, 2371, 2642, 4742, 6605, 11855, 13210, 23710, 3132091, 6264182, 15660455, 31320910]

約数ペア:

[(1, 31320910), (2, 15660455), (5, 6264182), (10, 3132091), (1321, 23710), (2371, 13210), (2642, 11855), (4742, 6605)]