1355360

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:255

約数の個数: 48

約数和(自身を含む): 3293136

約数和(自身を除く): 1937776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 197, 215, 344, 394, 430, 688, 788, 860, 985, 1376, 1576, 1720, 1970, 3152, 3440, 3940, 6304, 6880, 7880, 8471, 15760, 16942, 31520, 33884, 42355, 67768, 84710, 135536, 169420, 271072, 338840, 677680, 1355360]

約数ペア:

[(1, 1355360), (2, 677680), (4, 338840), (5, 271072), (8, 169420), (10, 135536), (16, 84710), (20, 67768), (32, 42355), (40, 33884), (43, 31520), (80, 16942), (86, 15760), (160, 8471), (172, 7880), (197, 6880), (215, 6304), (344, 3940), (394, 3440), (430, 3152), (688, 1970), (788, 1720), (860, 1576), (985, 1376)]