20043730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{1019}}^1$

素因数の和:1314

約数の個数: 32

約数和(自身を含む): 41420160

約数和(自身を除く): 21376430

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 281, 562, 1019, 1405, 1967, 2038, 2810, 3934, 5095, 7133, 9835, 10190, 14266, 19670, 35665, 71330, 286339, 572678, 1431695, 2004373, 2863390, 4008746, 10021865, 20043730]

約数ペア:

[(1, 20043730), (2, 10021865), (5, 4008746), (7, 2863390), (10, 2004373), (14, 1431695), (35, 572678), (70, 286339), (281, 71330), (562, 35665), (1019, 19670), (1405, 14266), (1967, 10190), (2038, 9835), (2810, 7133), (3934, 5095)]