2036440

素因数分解:

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

素因数の和:1064

約数の個数: 48

約数和(自身を含む): 5335200

約数和(自身を除く): 3298760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1039, 1960, 2078, 4156, 5195, 7273, 8312, 10390, 14546, 20780, 29092, 36365, 41560, 50911, 58184, 72730, 101822, 145460, 203644, 254555, 290920, 407288, 509110, 1018220, 2036440]

約数ペア:

[(1, 2036440), (2, 1018220), (4, 509110), (5, 407288), (7, 290920), (8, 254555), (10, 203644), (14, 145460), (20, 101822), (28, 72730), (35, 58184), (40, 50911), (49, 41560), (56, 36365), (70, 29092), (98, 20780), (140, 14546), (196, 10390), (245, 8312), (280, 7273), (392, 5195), (490, 4156), (980, 2078), (1039, 1960)]