20777340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{11941}}^1$

素因数の和:11982

約数の個数: 48

約数和(自身を含む): 60187680

約数和(自身を除く): 39410340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 11941, 23882, 35823, 47764, 59705, 71646, 119410, 143292, 179115, 238820, 346289, 358230, 692578, 716460, 1038867, 1385156, 1731445, 2077734, 3462890, 4155468, 5194335, 6925780, 10388670, 20777340]

約数ペア:

[(1, 20777340), (2, 10388670), (3, 6925780), (4, 5194335), (5, 4155468), (6, 3462890), (10, 2077734), (12, 1731445), (15, 1385156), (20, 1038867), (29, 716460), (30, 692578), (58, 358230), (60, 346289), (87, 238820), (116, 179115), (145, 143292), (174, 119410), (290, 71646), (348, 59705), (435, 47764), (580, 35823), (870, 23882), (1740, 11941)]