4989917.00000000

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:147

約数の個数: 128

約数和(自身を含む): 120960000

約数和(自身を除く): 75718986

約数列:

[1, 2, 3, 6, 7, 13, 14, 19, 21, 26, 38, 39, 42, 49, 57, 78, 89, 91, 98, 114, 133, 147, 178, 182, 247, 266, 267, 273, 294, 343, 399, 494, 534, 546, 623, 637, 686, 741, 798, 931, 1029, 1157, 1246, 1274, 1482, 1691, 1729, 1862, 1869, 1911, 2058, 2314, 2793, 3382, 3458, 3471, 3738, 3822, 4361, 4459, 5073, 5187, 5586, 6517, 6942, 8099, 8722, 8918, 10146, 10374, 11837, 12103, 13034, 13083, 13377, 16198, 19551, 21983, 23674, 24206, 24297, 26166, 26754, 30527, 35511, 36309, 39102, 43966, 48594, 56693, 61054, 65949, 71022, 72618, 82859, 84721, 91581, 113386, 131898, 153881, 165718, 169442, 170079, 183162, 248577, 254163, 307762, 340158, 396851, 461643, 497154, 508326, 580013, 793702, 923286, 1077167, 1160026, 1190553, 1740039, 2154334, 2381106, 3231501, 3480078, 6463002, 7540169, 15080338, 22620507, 45241014]

約数ペア:

[(1, 45241014), (2, 22620507), (3, 15080338), (6, 7540169), (7, 6463002), (13, 3480078), (14, 3231501), (19, 2381106), (21, 2154334), (26, 1740039), (38, 1190553), (39, 1160026), (42, 1077167), (49, 923286), (57, 793702), (78, 580013), (89, 508326), (91, 497154), (98, 461643), (114, 396851), (133, 340158), (147, 307762), (178, 254163), (182, 248577), (247, 183162), (266, 170079), (267, 169442), (273, 165718), (294, 153881), (343, 131898), (399, 113386), (494, 91581), (534, 84721), (546, 82859), (623, 72618), (637, 71022), (686, 65949), (741, 61054), (798, 56693), (931, 48594), (1029, 43966), (1157, 39102), (1246, 36309), (1274, 35511), (1482, 30527), (1691, 26754), (1729, 26166), (1862, 24297), (1869, 24206), (1911, 23674), (2058, 21983), (2314, 19551), (2793, 16198), (3382, 13377), (3458, 13083), (3471, 13034), (3738, 12103), (3822, 11837), (4361, 10374), (4459, 10146), (5073, 8918), (5187, 8722), (5586, 8099), (6517, 6942)]