112907180

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{463}}^1$

素因数の和:698

約数の個数: 48

約数和(自身を含む): 242040960

約数和(自身を除く): 129133780

約数列:

[1, 2, 4, 5, 10, 20, 89, 137, 178, 274, 356, 445, 463, 548, 685, 890, 926, 1370, 1780, 1852, 2315, 2740, 4630, 9260, 12193, 24386, 41207, 48772, 60965, 63431, 82414, 121930, 126862, 164828, 206035, 243860, 253724, 317155, 412070, 634310, 824140, 1268620, 5645359, 11290718, 22581436, 28226795, 56453590, 112907180]

約数ペア:

[(1, 112907180), (2, 56453590), (4, 28226795), (5, 22581436), (10, 11290718), (20, 5645359), (89, 1268620), (137, 824140), (178, 634310), (274, 412070), (356, 317155), (445, 253724), (463, 243860), (548, 206035), (685, 164828), (890, 126862), (926, 121930), (1370, 82414), (1780, 63431), (1852, 60965), (2315, 48772), (2740, 41207), (4630, 24386), (9260, 12193)]