26560920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{569}}^1$

素因数の和:972

約数の個数: 64

約数和(自身を含む): 80028000

約数和(自身を除く): 53467080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 389, 569, 778, 1138, 1167, 1556, 1707, 1945, 2276, 2334, 2845, 3112, 3414, 3890, 4552, 4668, 5690, 5835, 6828, 7780, 8535, 9336, 11380, 11670, 13656, 15560, 17070, 22760, 23340, 34140, 46680, 68280, 221341, 442682, 664023, 885364, 1106705, 1328046, 1770728, 2213410, 2656092, 3320115, 4426820, 5312184, 6640230, 8853640, 13280460, 26560920]

約数ペア:

[(1, 26560920), (2, 13280460), (3, 8853640), (4, 6640230), (5, 5312184), (6, 4426820), (8, 3320115), (10, 2656092), (12, 2213410), (15, 1770728), (20, 1328046), (24, 1106705), (30, 885364), (40, 664023), (60, 442682), (120, 221341), (389, 68280), (569, 46680), (778, 34140), (1138, 23340), (1167, 22760), (1556, 17070), (1707, 15560), (1945, 13656), (2276, 11670), (2334, 11380), (2845, 9336), (3112, 8535), (3414, 7780), (3890, 6828), (4552, 5835), (4668, 5690)]