13863860

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4987}}^1$

素因数の和:5135

約数の個数: 24

約数和(自身を含む): 29329440

約数和(自身を除く): 15465580

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 4987, 9974, 19948, 24935, 49870, 99740, 693193, 1386386, 2772772, 3465965, 6931930, 13863860]

約数ペア:

[(1, 13863860), (2, 6931930), (4, 3465965), (5, 2772772), (10, 1386386), (20, 693193), (139, 99740), (278, 49870), (556, 24935), (695, 19948), (1390, 9974), (2780, 4987)]