2257261636

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{1949}}^1$

素因数の和:2297

約数の個数: 72

約数和(自身を含む): 4855032000

約数和(自身を除く): 2597770364

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 311, 532, 622, 931, 1244, 1862, 1949, 2177, 3724, 3898, 4354, 5909, 7796, 8708, 11818, 13643, 15239, 23636, 27286, 30478, 37031, 41363, 54572, 60956, 74062, 82726, 95501, 148124, 165452, 191002, 259217, 289541, 382004, 518434, 579082, 606139, 1036868, 1158164, 1212278, 1814519, 2424556, 3629038, 4242973, 7258076, 8485946, 11516641, 16971892, 23033282, 29700811, 46066564, 59401622, 80616487, 118803244, 161232974, 322465948, 564315409, 1128630818, 2257261636]

約数ペア:

[(1, 2257261636), (2, 1128630818), (4, 564315409), (7, 322465948), (14, 161232974), (19, 118803244), (28, 80616487), (38, 59401622), (49, 46066564), (76, 29700811), (98, 23033282), (133, 16971892), (196, 11516641), (266, 8485946), (311, 7258076), (532, 4242973), (622, 3629038), (931, 2424556), (1244, 1814519), (1862, 1212278), (1949, 1158164), (2177, 1036868), (3724, 606139), (3898, 579082), (4354, 518434), (5909, 382004), (7796, 289541), (8708, 259217), (11818, 191002), (13643, 165452), (15239, 148124), (23636, 95501), (27286, 82726), (30478, 74062), (37031, 60956), (41363, 54572)]