340074520

素因数分解:

$2^3\times 5^1\times {\mathrm{563}}^1\times {\mathrm{15101}}^1$

素因数の和:15675

約数の個数: 32

約数和(自身を含む): 766577520

約数和(自身を除く): 426503000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 563, 1126, 2252, 2815, 4504, 5630, 11260, 15101, 22520, 30202, 60404, 75505, 120808, 151010, 302020, 604040, 8501863, 17003726, 34007452, 42509315, 68014904, 85018630, 170037260, 340074520]

約数ペア:

[(1, 340074520), (2, 170037260), (4, 85018630), (5, 68014904), (8, 42509315), (10, 34007452), (20, 17003726), (40, 8501863), (563, 604040), (1126, 302020), (2252, 151010), (2815, 120808), (4504, 75505), (5630, 60404), (11260, 30202), (15101, 22520)]