11920240

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1367}}^1$

素因数の和:1489

約数の個数: 40

約数和(自身を含む): 27989280

約数和(自身を除く): 16069040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1367, 1744, 2180, 2734, 4360, 5468, 6835, 8720, 10936, 13670, 21872, 27340, 54680, 109360, 149003, 298006, 596012, 745015, 1192024, 1490030, 2384048, 2980060, 5960120, 11920240]

約数ペア:

[(1, 11920240), (2, 5960120), (4, 2980060), (5, 2384048), (8, 1490030), (10, 1192024), (16, 745015), (20, 596012), (40, 298006), (80, 149003), (109, 109360), (218, 54680), (436, 27340), (545, 21872), (872, 13670), (1090, 10936), (1367, 8720), (1744, 6835), (2180, 5468), (2734, 4360)]