7543340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53881}}^1$

素因数の和:53897

約数の個数: 24

約数和(自身を含む): 18104352

約数和(自身を除く): 10561012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 53881, 107762, 215524, 269405, 377167, 538810, 754334, 1077620, 1508668, 1885835, 3771670, 7543340]

約数ペア:

[(1, 7543340), (2, 3771670), (4, 1885835), (5, 1508668), (7, 1077620), (10, 754334), (14, 538810), (20, 377167), (28, 269405), (35, 215524), (70, 107762), (140, 53881)]