26592920

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{15461}}^1$

素因数の和:15515

約数の個数: 32

約数和(自身を含む): 61229520

約数和(自身を除く): 34636600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 15461, 30922, 61844, 77305, 123688, 154610, 309220, 618440, 664823, 1329646, 2659292, 3324115, 5318584, 6648230, 13296460, 26592920]

約数ペア:

[(1, 26592920), (2, 13296460), (4, 6648230), (5, 5318584), (8, 3324115), (10, 2659292), (20, 1329646), (40, 664823), (43, 618440), (86, 309220), (172, 154610), (215, 123688), (344, 77305), (430, 61844), (860, 30922), (1720, 15461)]