20262590

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{653}}^1$

素因数の和:796

約数の個数: 32

約数和(自身を含む): 38141280

約数和(自身を除く): 17878690

約数列:

[1, 2, 5, 10, 29, 58, 107, 145, 214, 290, 535, 653, 1070, 1306, 3103, 3265, 6206, 6530, 15515, 18937, 31030, 37874, 69871, 94685, 139742, 189370, 349355, 698710, 2026259, 4052518, 10131295, 20262590]

約数ペア:

[(1, 20262590), (2, 10131295), (5, 4052518), (10, 2026259), (29, 698710), (58, 349355), (107, 189370), (145, 139742), (214, 94685), (290, 69871), (535, 37874), (653, 31030), (1070, 18937), (1306, 15515), (3103, 6530), (3265, 6206)]