8601520

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1361}}^1$

素因数の和:1453

約数の個数: 40

約数和(自身を含む): 20266560

約数和(自身を除く): 11665040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1361, 1580, 2722, 3160, 5444, 6320, 6805, 10888, 13610, 21776, 27220, 54440, 107519, 108880, 215038, 430076, 537595, 860152, 1075190, 1720304, 2150380, 4300760, 8601520]

約数ペア:

[(1, 8601520), (2, 4300760), (4, 2150380), (5, 1720304), (8, 1075190), (10, 860152), (16, 537595), (20, 430076), (40, 215038), (79, 108880), (80, 107519), (158, 54440), (316, 27220), (395, 21776), (632, 13610), (790, 10888), (1264, 6805), (1361, 6320), (1580, 5444), (2722, 3160)]