42118280

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{8291}}^1$

素因数の和:8429

約数の個数: 32

約数和(自身を含む): 95523840

約数和(自身を除く): 53405560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 8291, 16582, 33164, 41455, 66328, 82910, 165820, 331640, 1052957, 2105914, 4211828, 5264785, 8423656, 10529570, 21059140, 42118280]

約数ペア:

[(1, 42118280), (2, 21059140), (4, 10529570), (5, 8423656), (8, 5264785), (10, 4211828), (20, 2105914), (40, 1052957), (127, 331640), (254, 165820), (508, 82910), (635, 66328), (1016, 41455), (1270, 33164), (2540, 16582), (5080, 8291)]