31716980

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{12487}}^1$

素因数の和:12623

約数の個数: 24

約数和(自身を含む): 67135488

約数和(自身を除く): 35418508

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 12487, 24974, 49948, 62435, 124870, 249740, 1585849, 3171698, 6343396, 7929245, 15858490, 31716980]

約数ペア:

[(1, 31716980), (2, 15858490), (4, 7929245), (5, 6343396), (10, 3171698), (20, 1585849), (127, 249740), (254, 124870), (508, 62435), (635, 49948), (1270, 24974), (2540, 12487)]