2980060

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1367}}^1$

素因数の和:1485

約数の個数: 24

約数和(自身を含む): 6320160

約数和(自身を除く): 3340100

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 1367, 2180, 2734, 5468, 6835, 13670, 27340, 149003, 298006, 596012, 745015, 1490030, 2980060]

約数ペア:

[(1, 2980060), (2, 1490030), (4, 745015), (5, 596012), (10, 298006), (20, 149003), (109, 27340), (218, 13670), (436, 6835), (545, 5468), (1090, 2734), (1367, 2180)]