2583440

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{751}}^1$

素因数の和:807

約数の個数: 40

約数和(自身を含む): 6154368

約数和(自身を除く): 3570928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 751, 860, 1502, 1720, 3004, 3440, 3755, 6008, 7510, 12016, 15020, 30040, 32293, 60080, 64586, 129172, 161465, 258344, 322930, 516688, 645860, 1291720, 2583440]

約数ペア:

[(1, 2583440), (2, 1291720), (4, 645860), (5, 516688), (8, 322930), (10, 258344), (16, 161465), (20, 129172), (40, 64586), (43, 60080), (80, 32293), (86, 30040), (172, 15020), (215, 12016), (344, 7510), (430, 6008), (688, 3755), (751, 3440), (860, 3004), (1502, 1720)]