7563920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1039}}^1$

素因数の和:1072

約数の個数: 80

約数和(自身を含む): 21665280

約数和(自身を除く): 14101360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1039, 1040, 1456, 1820, 2078, 3640, 4156, 5195, 7273, 7280, 8312, 10390, 13507, 14546, 16624, 20780, 27014, 29092, 36365, 41560, 54028, 58184, 67535, 72730, 83120, 94549, 108056, 116368, 135070, 145460, 189098, 216112, 270140, 290920, 378196, 472745, 540280, 581840, 756392, 945490, 1080560, 1512784, 1890980, 3781960, 7563920]

約数ペア:

[(1, 7563920), (2, 3781960), (4, 1890980), (5, 1512784), (7, 1080560), (8, 945490), (10, 756392), (13, 581840), (14, 540280), (16, 472745), (20, 378196), (26, 290920), (28, 270140), (35, 216112), (40, 189098), (52, 145460), (56, 135070), (65, 116368), (70, 108056), (80, 94549), (91, 83120), (104, 72730), (112, 67535), (130, 58184), (140, 54028), (182, 41560), (208, 36365), (260, 29092), (280, 27014), (364, 20780), (455, 16624), (520, 14546), (560, 13507), (728, 10390), (910, 8312), (1039, 7280), (1040, 7273), (1456, 5195), (1820, 4156), (2078, 3640)]