3954740

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2503}}^1$

素因数の和:2591

約数の個数: 24

約数和(自身を含む): 8413440

約数和(自身を除く): 4458700

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 2503, 5006, 10012, 12515, 25030, 50060, 197737, 395474, 790948, 988685, 1977370, 3954740]

約数ペア:

[(1, 3954740), (2, 1977370), (4, 988685), (5, 790948), (10, 395474), (20, 197737), (79, 50060), (158, 25030), (316, 12515), (395, 10012), (790, 5006), (1580, 2503)]