240680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{547}}^1$

素因数の和:569

約数の個数: 32

約数和(自身を含む): 591840

約数和(自身を除く): 351160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 547, 1094, 2188, 2735, 4376, 5470, 6017, 10940, 12034, 21880, 24068, 30085, 48136, 60170, 120340, 240680]

約数ペア:

[(1, 240680), (2, 120340), (4, 60170), (5, 48136), (8, 30085), (10, 24068), (11, 21880), (20, 12034), (22, 10940), (40, 6017), (44, 5470), (55, 4376), (88, 2735), (110, 2188), (220, 1094), (440, 547)]