1388893062260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2027}}^1\times {\mathrm{283139}}^1$

素因数の和:285197

約数の個数: 72

約数和(自身を含む): 3207525441120

約数和(自身を除く): 1818632378860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2027, 2420, 4054, 8108, 10135, 20270, 22297, 40540, 44594, 89188, 111485, 222970, 245267, 283139, 445940, 490534, 566278, 981068, 1132556, 1226335, 1415695, 2452670, 2831390, 3114529, 4905340, 5662780, 6229058, 12458116, 15572645, 31145290, 34259819, 62290580, 68519638, 137039276, 171299095, 342598190, 573922753, 685196380, 1147845506, 2295691012, 2869613765, 5739227530, 6313150283, 11478455060, 12626300566, 25252601132, 31565751415, 63131502830, 69444653113, 126263005660, 138889306226, 277778612452, 347223265565, 694446531130, 1388893062260]

約数ペア:

[(1, 1388893062260), (2, 694446531130), (4, 347223265565), (5, 277778612452), (10, 138889306226), (11, 126263005660), (20, 69444653113), (22, 63131502830), (44, 31565751415), (55, 25252601132), (110, 12626300566), (121, 11478455060), (220, 6313150283), (242, 5739227530), (484, 2869613765), (605, 2295691012), (1210, 1147845506), (2027, 685196380), (2420, 573922753), (4054, 342598190), (8108, 171299095), (10135, 137039276), (20270, 68519638), (22297, 62290580), (40540, 34259819), (44594, 31145290), (89188, 15572645), (111485, 12458116), (222970, 6229058), (245267, 5662780), (283139, 4905340), (445940, 3114529), (490534, 2831390), (566278, 2452670), (981068, 1415695), (1132556, 1226335)]