807207040

素因数分解:

$2^7\times 5^1\times {\mathrm{1261261}}^1$

素因数の和:1261280

約数の個数: 32

約数和(自身を含む): 1929730860

約数和(自身を除く): 1122523820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1261261, 2522522, 5045044, 6306305, 10090088, 12612610, 20180176, 25225220, 40360352, 50450440, 80720704, 100900880, 161441408, 201801760, 403603520, 807207040]

約数ペア:

[(1, 807207040), (2, 403603520), (4, 201801760), (5, 161441408), (8, 100900880), (10, 80720704), (16, 50450440), (20, 40360352), (32, 25225220), (40, 20180176), (64, 12612610), (80, 10090088), (128, 6306305), (160, 5045044), (320, 2522522), (640, 1261261)]