39980110

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{853}}^1$

素因数の和:1012

約数の個数: 32

約数和(自身を含む): 74400480

約数和(自身を除く): 34420370

約数列:

[1, 2, 5, 10, 43, 86, 109, 215, 218, 430, 545, 853, 1090, 1706, 4265, 4687, 8530, 9374, 23435, 36679, 46870, 73358, 92977, 183395, 185954, 366790, 464885, 929770, 3998011, 7996022, 19990055, 39980110]

約数ペア:

[(1, 39980110), (2, 19990055), (5, 7996022), (10, 3998011), (43, 929770), (86, 464885), (109, 366790), (215, 185954), (218, 183395), (430, 92977), (545, 73358), (853, 46870), (1090, 36679), (1706, 23435), (4265, 9374), (4687, 8530)]