197538340

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1\times {\mathrm{937}}^1$

素因数の和:1156

約数の個数: 48

約数和(自身を含む): 423585792

約数和(自身を除く): 226047452

約数列:

[1, 2, 4, 5, 10, 20, 83, 127, 166, 254, 332, 415, 508, 635, 830, 937, 1270, 1660, 1874, 2540, 3748, 4685, 9370, 10541, 18740, 21082, 42164, 52705, 77771, 105410, 118999, 155542, 210820, 237998, 311084, 388855, 475996, 594995, 777710, 1189990, 1555420, 2379980, 9876917, 19753834, 39507668, 49384585, 98769170, 197538340]

約数ペア:

[(1, 197538340), (2, 98769170), (4, 49384585), (5, 39507668), (10, 19753834), (20, 9876917), (83, 2379980), (127, 1555420), (166, 1189990), (254, 777710), (332, 594995), (415, 475996), (508, 388855), (635, 311084), (830, 237998), (937, 210820), (1270, 155542), (1660, 118999), (1874, 105410), (2540, 77771), (3748, 52705), (4685, 42164), (9370, 21082), (10541, 18740)]