4344740

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1993}}^1$

素因数の和:2111

約数の個数: 24

約数和(自身を含む): 9212280

約数和(自身を除く): 4867540

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 1993, 2180, 3986, 7972, 9965, 19930, 39860, 217237, 434474, 868948, 1086185, 2172370, 4344740]

約数ペア:

[(1, 4344740), (2, 2172370), (4, 1086185), (5, 868948), (10, 434474), (20, 217237), (109, 39860), (218, 19930), (436, 9965), (545, 7972), (1090, 3986), (1993, 2180)]