2645601140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{207661}}^1$

素因数の和:207697

約数の個数: 72

約数和(自身を含む): 6959999592

約数和(自身を除く): 4314398452

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 6370, 12740, 207661, 415322, 830644, 1038305, 1453627, 2076610, 2699593, 2907254, 4153220, 5399186, 5814508, 7268135, 10175389, 10798372, 13497965, 14536270, 18897151, 20350778, 26995930, 29072540, 37794302, 40701556, 50876945, 53991860, 75588604, 94485755, 101753890, 132280057, 188971510, 203507780, 264560114, 377943020, 529120228, 661400285, 1322800570, 2645601140]

約数ペア:

[(1, 2645601140), (2, 1322800570), (4, 661400285), (5, 529120228), (7, 377943020), (10, 264560114), (13, 203507780), (14, 188971510), (20, 132280057), (26, 101753890), (28, 94485755), (35, 75588604), (49, 53991860), (52, 50876945), (65, 40701556), (70, 37794302), (91, 29072540), (98, 26995930), (130, 20350778), (140, 18897151), (182, 14536270), (196, 13497965), (245, 10798372), (260, 10175389), (364, 7268135), (455, 5814508), (490, 5399186), (637, 4153220), (910, 2907254), (980, 2699593), (1274, 2076610), (1820, 1453627), (2548, 1038305), (3185, 830644), (6370, 415322), (12740, 207661)]