25967540

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{18287}}^1$

素因数の和:18367

約数の個数: 24

約数和(自身を含む): 55302912

約数和(自身を除く): 29335372

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 18287, 36574, 73148, 91435, 182870, 365740, 1298377, 2596754, 5193508, 6491885, 12983770, 25967540]

約数ペア:

[(1, 25967540), (2, 12983770), (4, 6491885), (5, 5193508), (10, 2596754), (20, 1298377), (71, 365740), (142, 182870), (284, 91435), (355, 73148), (710, 36574), (1420, 18287)]