96812420

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{397}}^1$

素因数の和:632

約数の個数: 48

約数和(自身を含む): 207612720

約数和(自身を除く): 110800300

約数列:

[1, 2, 4, 5, 10, 20, 89, 137, 178, 274, 356, 397, 445, 548, 685, 794, 890, 1370, 1588, 1780, 1985, 2740, 3970, 7940, 12193, 24386, 35333, 48772, 54389, 60965, 70666, 108778, 121930, 141332, 176665, 217556, 243860, 271945, 353330, 543890, 706660, 1087780, 4840621, 9681242, 19362484, 24203105, 48406210, 96812420]

約数ペア:

[(1, 96812420), (2, 48406210), (4, 24203105), (5, 19362484), (10, 9681242), (20, 4840621), (89, 1087780), (137, 706660), (178, 543890), (274, 353330), (356, 271945), (397, 243860), (445, 217556), (548, 176665), (685, 141332), (794, 121930), (890, 108778), (1370, 70666), (1588, 60965), (1780, 54389), (1985, 48772), (2740, 35333), (3970, 24386), (7940, 12193)]