4045010

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:482

約数の個数: 32

約数和(自身を含む): 7793280

約数和(自身を除く): 3748270

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 115, 215, 230, 409, 430, 818, 989, 1978, 2045, 4090, 4945, 9407, 9890, 17587, 18814, 35174, 47035, 87935, 94070, 175870, 404501, 809002, 2022505, 4045010]

約数ペア:

[(1, 4045010), (2, 2022505), (5, 809002), (10, 404501), (23, 175870), (43, 94070), (46, 87935), (86, 47035), (115, 35174), (215, 18814), (230, 17587), (409, 9890), (430, 9407), (818, 4945), (989, 4090), (1978, 2045)]