15683140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71287}}^1$

素因数の和:71307

約数の個数: 24

約数和(自身を含む): 35929152

約数和(自身を除く): 20246012

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 71287, 142574, 285148, 356435, 712870, 784157, 1425740, 1568314, 3136628, 3920785, 7841570, 15683140]

約数ペア:

[(1, 15683140), (2, 7841570), (4, 3920785), (5, 3136628), (10, 1568314), (11, 1425740), (20, 784157), (22, 712870), (44, 356435), (55, 285148), (110, 142574), (220, 71287)]