2477480

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{257}}^1$

素因数の和:509

約数の個数: 32

約数和(自身を含む): 5619240

約数和(自身を除く): 3141760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 257, 482, 514, 964, 1028, 1205, 1285, 1928, 2056, 2410, 2570, 4820, 5140, 9640, 10280, 61937, 123874, 247748, 309685, 495496, 619370, 1238740, 2477480]

約数ペア:

[(1, 2477480), (2, 1238740), (4, 619370), (5, 495496), (8, 309685), (10, 247748), (20, 123874), (40, 61937), (241, 10280), (257, 9640), (482, 5140), (514, 4820), (964, 2570), (1028, 2410), (1205, 2056), (1285, 1928)]