8431040

素因数分解:

$2^6\times 5^1\times {\mathrm{26347}}^1$

素因数の和:26364

約数の個数: 28

約数和(自身を含む): 20077176

約数和(自身を除く): 11646136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 26347, 52694, 105388, 131735, 210776, 263470, 421552, 526940, 843104, 1053880, 1686208, 2107760, 4215520, 8431040]

約数ペア:

[(1, 8431040), (2, 4215520), (4, 2107760), (5, 1686208), (8, 1053880), (10, 843104), (16, 526940), (20, 421552), (32, 263470), (40, 210776), (64, 131735), (80, 105388), (160, 52694), (320, 26347)]