120453680

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{7643}}^1$

素因数の和:7853

約数の個数: 40

約数和(自身を含む): 281513232

約数和(自身を除く): 161059552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 394, 788, 985, 1576, 1970, 3152, 3940, 7643, 7880, 15286, 15760, 30572, 38215, 61144, 76430, 122288, 152860, 305720, 611440, 1505671, 3011342, 6022684, 7528355, 12045368, 15056710, 24090736, 30113420, 60226840, 120453680]

約数ペア:

[(1, 120453680), (2, 60226840), (4, 30113420), (5, 24090736), (8, 15056710), (10, 12045368), (16, 7528355), (20, 6022684), (40, 3011342), (80, 1505671), (197, 611440), (394, 305720), (788, 152860), (985, 122288), (1576, 76430), (1970, 61144), (3152, 38215), (3940, 30572), (7643, 15760), (7880, 15286)]