3144520

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{619}}^1$

素因数の和:757

約数の個数: 32

約数和(自身を含む): 7142400

約数和(自身を除く): 3997880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 619, 635, 1016, 1238, 1270, 2476, 2540, 3095, 4952, 5080, 6190, 12380, 24760, 78613, 157226, 314452, 393065, 628904, 786130, 1572260, 3144520]

約数ペア:

[(1, 3144520), (2, 1572260), (4, 786130), (5, 628904), (8, 393065), (10, 314452), (20, 157226), (40, 78613), (127, 24760), (254, 12380), (508, 6190), (619, 5080), (635, 4952), (1016, 3095), (1238, 2540), (1270, 2476)]