47891680

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{6961}}^1$

素因数の和:7019

約数の個数: 48

約数和(自身を含む): 115791984

約数和(自身を除く): 67900304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 6961, 13922, 27844, 34805, 55688, 69610, 111376, 139220, 222752, 278440, 299323, 556880, 598646, 1113760, 1197292, 1496615, 2394584, 2993230, 4789168, 5986460, 9578336, 11972920, 23945840, 47891680]

約数ペア:

[(1, 47891680), (2, 23945840), (4, 11972920), (5, 9578336), (8, 5986460), (10, 4789168), (16, 2993230), (20, 2394584), (32, 1496615), (40, 1197292), (43, 1113760), (80, 598646), (86, 556880), (160, 299323), (172, 278440), (215, 222752), (344, 139220), (430, 111376), (688, 69610), (860, 55688), (1376, 34805), (1720, 27844), (3440, 13922), (6880, 6961)]