30689890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{39857}}^1$

素因数の和:39882

約数の個数: 32

約数和(自身を含む): 68874624

約数和(自身を除く): 38184734

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 39857, 79714, 199285, 278999, 398570, 438427, 557998, 876854, 1394995, 2192135, 2789990, 3068989, 4384270, 6137978, 15344945, 30689890]

約数ペア:

[(1, 30689890), (2, 15344945), (5, 6137978), (7, 4384270), (10, 3068989), (11, 2789990), (14, 2192135), (22, 1394995), (35, 876854), (55, 557998), (70, 438427), (77, 398570), (110, 278999), (154, 199285), (385, 79714), (770, 39857)]