20137535240

素因数分解:

$2^3\times 5^1\times {\mathrm{8167}}^1\times {\mathrm{61643}}^1$

素因数の和:69821

約数の個数: 32

約数和(自身を含む): 45315737280

約数和(自身を除く): 25178202040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 8167, 16334, 32668, 40835, 61643, 65336, 81670, 123286, 163340, 246572, 308215, 326680, 493144, 616430, 1232860, 2465720, 503438381, 1006876762, 2013753524, 2517191905, 4027507048, 5034383810, 10068767620, 20137535240]

約数ペア:

[(1, 20137535240), (2, 10068767620), (4, 5034383810), (5, 4027507048), (8, 2517191905), (10, 2013753524), (20, 1006876762), (40, 503438381), (8167, 2465720), (16334, 1232860), (32668, 616430), (40835, 493144), (61643, 326680), (65336, 308215), (81670, 246572), (123286, 163340)]