11789720

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1223}}^1$

素因数の和:1475

約数の個数: 32

約数和(自身を含む): 26658720

約数和(自身を除く): 14869000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1223, 1928, 2410, 2446, 4820, 4892, 6115, 9640, 9784, 12230, 24460, 48920, 294743, 589486, 1178972, 1473715, 2357944, 2947430, 5894860, 11789720]

約数ペア:

[(1, 11789720), (2, 5894860), (4, 2947430), (5, 2357944), (8, 1473715), (10, 1178972), (20, 589486), (40, 294743), (241, 48920), (482, 24460), (964, 12230), (1205, 9784), (1223, 9640), (1928, 6115), (2410, 4892), (2446, 4820)]