8145760

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{1039}}^1$

素因数の和:1068

約数の個数: 72

約数和(自身を含む): 22407840

約数和(自身を除く): 14262080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1039, 1120, 1568, 1960, 2078, 3920, 4156, 5195, 7273, 7840, 8312, 10390, 14546, 16624, 20780, 29092, 33248, 36365, 41560, 50911, 58184, 72730, 83120, 101822, 116368, 145460, 166240, 203644, 232736, 254555, 290920, 407288, 509110, 581840, 814576, 1018220, 1163680, 1629152, 2036440, 4072880, 8145760]

約数ペア:

[(1, 8145760), (2, 4072880), (4, 2036440), (5, 1629152), (7, 1163680), (8, 1018220), (10, 814576), (14, 581840), (16, 509110), (20, 407288), (28, 290920), (32, 254555), (35, 232736), (40, 203644), (49, 166240), (56, 145460), (70, 116368), (80, 101822), (98, 83120), (112, 72730), (140, 58184), (160, 50911), (196, 41560), (224, 36365), (245, 33248), (280, 29092), (392, 20780), (490, 16624), (560, 14546), (784, 10390), (980, 8312), (1039, 7840), (1120, 7273), (1568, 5195), (1960, 4156), (2078, 3920)]