22439120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{593}}^1$

素因数の和:660

約数の個数: 80

約数和(自身を含む): 58335552

約数和(自身を除く): 35896432

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 43, 44, 55, 80, 86, 88, 110, 172, 176, 215, 220, 344, 430, 440, 473, 593, 688, 860, 880, 946, 1186, 1720, 1892, 2365, 2372, 2965, 3440, 3784, 4730, 4744, 5930, 6523, 7568, 9460, 9488, 11860, 13046, 18920, 23720, 25499, 26092, 32615, 37840, 47440, 50998, 52184, 65230, 101996, 104368, 127495, 130460, 203992, 254990, 260920, 280489, 407984, 509980, 521840, 560978, 1019960, 1121956, 1402445, 2039920, 2243912, 2804890, 4487824, 5609780, 11219560, 22439120]

約数ペア:

[(1, 22439120), (2, 11219560), (4, 5609780), (5, 4487824), (8, 2804890), (10, 2243912), (11, 2039920), (16, 1402445), (20, 1121956), (22, 1019960), (40, 560978), (43, 521840), (44, 509980), (55, 407984), (80, 280489), (86, 260920), (88, 254990), (110, 203992), (172, 130460), (176, 127495), (215, 104368), (220, 101996), (344, 65230), (430, 52184), (440, 50998), (473, 47440), (593, 37840), (688, 32615), (860, 26092), (880, 25499), (946, 23720), (1186, 18920), (1720, 13046), (1892, 11860), (2365, 9488), (2372, 9460), (2965, 7568), (3440, 6523), (3784, 5930), (4730, 4744)]