31720020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{528667}}^1$

素因数の和:528679

約数の個数: 24

約数和(自身を含む): 88816224

約数和(自身を除く): 57096204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 528667, 1057334, 1586001, 2114668, 2643335, 3172002, 5286670, 6344004, 7930005, 10573340, 15860010, 31720020]

約数ペア:

[(1, 31720020), (2, 15860010), (3, 10573340), (4, 7930005), (5, 6344004), (6, 5286670), (10, 3172002), (12, 2643335), (15, 2114668), (20, 1586001), (30, 1057334), (60, 528667)]