27291260

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{9817}}^1$

素因数の和:9965

約数の個数: 24

約数和(自身を含む): 57729840

約数和(自身を除く): 30438580

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 9817, 19634, 39268, 49085, 98170, 196340, 1364563, 2729126, 5458252, 6822815, 13645630, 27291260]

約数ペア:

[(1, 27291260), (2, 13645630), (4, 6822815), (5, 5458252), (10, 2729126), (20, 1364563), (139, 196340), (278, 98170), (556, 49085), (695, 39268), (1390, 19634), (2780, 9817)]