20891670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{3041}}^1$

素因数の和:3280

約数の個数: 32

約数和(自身を含む): 50375520

約数和(自身を除く): 29483850

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 229, 458, 687, 1145, 1374, 2290, 3041, 3435, 6082, 6870, 9123, 15205, 18246, 30410, 45615, 91230, 696389, 1392778, 2089167, 3481945, 4178334, 6963890, 10445835, 20891670]

約数ペア:

[(1, 20891670), (2, 10445835), (3, 6963890), (5, 4178334), (6, 3481945), (10, 2089167), (15, 1392778), (30, 696389), (229, 91230), (458, 45615), (687, 30410), (1145, 18246), (1374, 15205), (2290, 9123), (3041, 6870), (3435, 6082)]