4945640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1039}}^1$

素因数の和:1074

約数の個数: 64

約数和(自身を含む): 13478400

約数和(自身を除く): 8532760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1039, 1190, 2078, 2380, 4156, 4760, 5195, 7273, 8312, 10390, 14546, 17663, 20780, 29092, 35326, 36365, 41560, 58184, 70652, 72730, 88315, 123641, 141304, 145460, 176630, 247282, 290920, 353260, 494564, 618205, 706520, 989128, 1236410, 2472820, 4945640]

約数ペア:

[(1, 4945640), (2, 2472820), (4, 1236410), (5, 989128), (7, 706520), (8, 618205), (10, 494564), (14, 353260), (17, 290920), (20, 247282), (28, 176630), (34, 145460), (35, 141304), (40, 123641), (56, 88315), (68, 72730), (70, 70652), (85, 58184), (119, 41560), (136, 36365), (140, 35326), (170, 29092), (238, 20780), (280, 17663), (340, 14546), (476, 10390), (595, 8312), (680, 7273), (952, 5195), (1039, 4760), (1190, 4156), (2078, 2380)]