1561464592

素因数分解:

$2^4\times {\mathrm{1279}}^1\times {\mathrm{76303}}^1$

素因数の和:77590

約数の個数: 20

約数和(自身を含む): 3027742720

約数和(自身を除く): 1466278128

約数列:

[1, 2, 4, 8, 16, 1279, 2558, 5116, 10232, 20464, 76303, 152606, 305212, 610424, 1220848, 97591537, 195183074, 390366148, 780732296, 1561464592]

約数ペア:

[(1, 1561464592), (2, 780732296), (4, 390366148), (8, 195183074), (16, 97591537), (1279, 1220848), (2558, 610424), (5116, 305212), (10232, 152606), (20464, 76303)]