40020318

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{613}}^1$

素因数の和:671

約数の個数: 80

約数和(自身を含む): 99851136

約数和(自身を除く): 59830818

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 31, 39, 54, 62, 78, 81, 93, 117, 162, 186, 234, 279, 351, 403, 558, 613, 702, 806, 837, 1053, 1209, 1226, 1674, 1839, 2106, 2418, 2511, 3627, 3678, 5022, 5517, 7254, 7969, 10881, 11034, 15938, 16551, 19003, 21762, 23907, 32643, 33102, 38006, 47814, 49653, 57009, 65286, 71721, 99306, 114018, 143442, 171027, 215163, 247039, 342054, 430326, 494078, 513081, 645489, 741117, 1026162, 1290978, 1482234, 1539243, 2223351, 3078486, 4446702, 6670053, 13340106, 20010159, 40020318]

約数ペア:

[(1, 40020318), (2, 20010159), (3, 13340106), (6, 6670053), (9, 4446702), (13, 3078486), (18, 2223351), (26, 1539243), (27, 1482234), (31, 1290978), (39, 1026162), (54, 741117), (62, 645489), (78, 513081), (81, 494078), (93, 430326), (117, 342054), (162, 247039), (186, 215163), (234, 171027), (279, 143442), (351, 114018), (403, 99306), (558, 71721), (613, 65286), (702, 57009), (806, 49653), (837, 47814), (1053, 38006), (1209, 33102), (1226, 32643), (1674, 23907), (1839, 21762), (2106, 19003), (2418, 16551), (2511, 15938), (3627, 11034), (3678, 10881), (5022, 7969), (5517, 7254)]