11200420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1039}}^1$

素因数の和:1073

約数の個数: 72

約数和(自身を含む): 29877120

約数和(自身を除く): 18676700

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1039, 1078, 1540, 2078, 2156, 2695, 4156, 5195, 5390, 7273, 10390, 10780, 11429, 14546, 20780, 22858, 29092, 36365, 45716, 50911, 57145, 72730, 80003, 101822, 114290, 145460, 160006, 203644, 228580, 254555, 320012, 400015, 509110, 560021, 800030, 1018220, 1120042, 1600060, 2240084, 2800105, 5600210, 11200420]

約数ペア:

[(1, 11200420), (2, 5600210), (4, 2800105), (5, 2240084), (7, 1600060), (10, 1120042), (11, 1018220), (14, 800030), (20, 560021), (22, 509110), (28, 400015), (35, 320012), (44, 254555), (49, 228580), (55, 203644), (70, 160006), (77, 145460), (98, 114290), (110, 101822), (140, 80003), (154, 72730), (196, 57145), (220, 50911), (245, 45716), (308, 36365), (385, 29092), (490, 22858), (539, 20780), (770, 14546), (980, 11429), (1039, 10780), (1078, 10390), (1540, 7273), (2078, 5390), (2156, 5195), (2695, 4156)]