9745520

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2833}}^1$

素因数の和:2889

約数の個数: 40

約数和(自身を含む): 23193456

約数和(自身を除く): 13447936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 2833, 3440, 5666, 11332, 14165, 22664, 28330, 45328, 56660, 113320, 121819, 226640, 243638, 487276, 609095, 974552, 1218190, 1949104, 2436380, 4872760, 9745520]

約数ペア:

[(1, 9745520), (2, 4872760), (4, 2436380), (5, 1949104), (8, 1218190), (10, 974552), (16, 609095), (20, 487276), (40, 243638), (43, 226640), (80, 121819), (86, 113320), (172, 56660), (215, 45328), (344, 28330), (430, 22664), (688, 14165), (860, 11332), (1720, 5666), (2833, 3440)]