347848880

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{1303}}^1$

素因数の和:1434

約数の個数: 80

約数和(自身を含む): 838232064

約数和(自身を除く): 490383184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 71, 80, 94, 142, 188, 235, 284, 355, 376, 470, 568, 710, 752, 940, 1136, 1303, 1420, 1880, 2606, 2840, 3337, 3760, 5212, 5680, 6515, 6674, 10424, 13030, 13348, 16685, 20848, 26060, 26696, 33370, 52120, 53392, 61241, 66740, 92513, 104240, 122482, 133480, 185026, 244964, 266960, 306205, 370052, 462565, 489928, 612410, 740104, 925130, 979856, 1224820, 1480208, 1850260, 2449640, 3700520, 4348111, 4899280, 7401040, 8696222, 17392444, 21740555, 34784888, 43481110, 69569776, 86962220, 173924440, 347848880]

約数ペア:

[(1, 347848880), (2, 173924440), (4, 86962220), (5, 69569776), (8, 43481110), (10, 34784888), (16, 21740555), (20, 17392444), (40, 8696222), (47, 7401040), (71, 4899280), (80, 4348111), (94, 3700520), (142, 2449640), (188, 1850260), (235, 1480208), (284, 1224820), (355, 979856), (376, 925130), (470, 740104), (568, 612410), (710, 489928), (752, 462565), (940, 370052), (1136, 306205), (1303, 266960), (1420, 244964), (1880, 185026), (2606, 133480), (2840, 122482), (3337, 104240), (3760, 92513), (5212, 66740), (5680, 61241), (6515, 53392), (6674, 52120), (10424, 33370), (13030, 26696), (13348, 26060), (16685, 20848)]