207720420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{22051}}^1$

素因数の和:22220

約数の個数: 48

約数和(自身を含む): 585348288

約数和(自身を除く): 377627868

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 314, 471, 628, 785, 942, 1570, 1884, 2355, 3140, 4710, 9420, 22051, 44102, 66153, 88204, 110255, 132306, 220510, 264612, 330765, 441020, 661530, 1323060, 3462007, 6924014, 10386021, 13848028, 17310035, 20772042, 34620070, 41544084, 51930105, 69240140, 103860210, 207720420]

約数ペア:

[(1, 207720420), (2, 103860210), (3, 69240140), (4, 51930105), (5, 41544084), (6, 34620070), (10, 20772042), (12, 17310035), (15, 13848028), (20, 10386021), (30, 6924014), (60, 3462007), (157, 1323060), (314, 661530), (471, 441020), (628, 330765), (785, 264612), (942, 220510), (1570, 132306), (1884, 110255), (2355, 88204), (3140, 66153), (4710, 44102), (9420, 22051)]