40866644

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{311}}^1$

素因数の和:373

約数の個数: 72

約数和(自身を含む): 93195648

約数和(自身を除く): 52329004

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 311, 361, 364, 494, 532, 622, 722, 988, 1244, 1444, 1729, 2177, 2527, 3458, 4043, 4354, 4693, 5054, 5909, 6916, 8086, 8708, 9386, 10108, 11818, 16172, 18772, 23636, 28301, 32851, 41363, 56602, 65702, 76817, 82726, 112271, 113204, 131404, 153634, 165452, 224542, 307268, 449084, 537719, 785897, 1075438, 1459523, 1571794, 2150876, 2919046, 3143588, 5838092, 10216661, 20433322, 40866644]

約数ペア:

[(1, 40866644), (2, 20433322), (4, 10216661), (7, 5838092), (13, 3143588), (14, 2919046), (19, 2150876), (26, 1571794), (28, 1459523), (38, 1075438), (52, 785897), (76, 537719), (91, 449084), (133, 307268), (182, 224542), (247, 165452), (266, 153634), (311, 131404), (361, 113204), (364, 112271), (494, 82726), (532, 76817), (622, 65702), (722, 56602), (988, 41363), (1244, 32851), (1444, 28301), (1729, 23636), (2177, 18772), (2527, 16172), (3458, 11818), (4043, 10108), (4354, 9386), (4693, 8708), (5054, 8086), (5909, 6916)]