1986460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{2027}}^1$

素因数の和:2050

約数の個数: 36

約数和(自身を含む): 4855032

約数和(自身を除く): 2868572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 2027, 4054, 8108, 10135, 14189, 20270, 28378, 40540, 56756, 70945, 99323, 141890, 198646, 283780, 397292, 496615, 993230, 1986460]

約数ペア:

[(1, 1986460), (2, 993230), (4, 496615), (5, 397292), (7, 283780), (10, 198646), (14, 141890), (20, 99323), (28, 70945), (35, 56756), (49, 40540), (70, 28378), (98, 20270), (140, 14189), (196, 10135), (245, 8108), (490, 4054), (980, 2027)]