217419610

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{4909}}^1$

素因数の和:5062

約数の個数: 32

約数和(自身を含む): 404426880

約数和(自身を除く): 187007270

約数列:

[1, 2, 5, 10, 43, 86, 103, 206, 215, 430, 515, 1030, 4429, 4909, 8858, 9818, 22145, 24545, 44290, 49090, 211087, 422174, 505627, 1011254, 1055435, 2110870, 2528135, 5056270, 21741961, 43483922, 108709805, 217419610]

約数ペア:

[(1, 217419610), (2, 108709805), (5, 43483922), (10, 21741961), (43, 5056270), (86, 2528135), (103, 2110870), (206, 1055435), (215, 1011254), (430, 505627), (515, 422174), (1030, 211087), (4429, 49090), (4909, 44290), (8858, 24545), (9818, 22145)]