2022505

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:480

約数の個数: 16

約数和(自身を含む): 2597760

約数和(自身を除く): 575255

約数列:

[1, 5, 23, 43, 115, 215, 409, 989, 2045, 4945, 9407, 17587, 47035, 87935, 404501, 2022505]

約数ペア:

[(1, 2022505), (5, 404501), (23, 87935), (43, 47035), (115, 17587), (215, 9407), (409, 4945), (989, 2045)]