30940900

素因数分解:

$2^2\times 5^2\times {\mathrm{277}}^1\times {\mathrm{1117}}^1$

素因数の和:1408

約数の個数: 36

約数和(自身を含む): 67444468

約数和(自身を除く): 36503568

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 277, 554, 1108, 1117, 1385, 2234, 2770, 4468, 5540, 5585, 6925, 11170, 13850, 22340, 27700, 27925, 55850, 111700, 309409, 618818, 1237636, 1547045, 3094090, 6188180, 7735225, 15470450, 30940900]

約数ペア:

[(1, 30940900), (2, 15470450), (4, 7735225), (5, 6188180), (10, 3094090), (20, 1547045), (25, 1237636), (50, 618818), (100, 309409), (277, 111700), (554, 55850), (1108, 27925), (1117, 27700), (1385, 22340), (2234, 13850), (2770, 11170), (4468, 6925), (5540, 5585)]