47308840

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 109544400

約数和(自身を除く): 62235560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 97, 137, 178, 194, 274, 356, 388, 445, 485, 548, 685, 712, 776, 890, 970, 1096, 1370, 1780, 1940, 2740, 3560, 3880, 5480, 8633, 12193, 13289, 17266, 24386, 26578, 34532, 43165, 48772, 53156, 60965, 66445, 69064, 86330, 97544, 106312, 121930, 132890, 172660, 243860, 265780, 345320, 487720, 531560, 1182721, 2365442, 4730884, 5913605, 9461768, 11827210, 23654420, 47308840]

約数ペア:

[(1, 47308840), (2, 23654420), (4, 11827210), (5, 9461768), (8, 5913605), (10, 4730884), (20, 2365442), (40, 1182721), (89, 531560), (97, 487720), (137, 345320), (178, 265780), (194, 243860), (274, 172660), (356, 132890), (388, 121930), (445, 106312), (485, 97544), (548, 86330), (685, 69064), (712, 66445), (776, 60965), (890, 53156), (970, 48772), (1096, 43165), (1370, 34532), (1780, 26578), (1940, 24386), (2740, 17266), (3560, 13289), (3880, 12193), (5480, 8633)]