40192660

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 86486400

約数和(自身を除く): 46293740

約数列:

[1, 2, 4, 5, 10, 20, 103, 109, 179, 206, 218, 358, 412, 436, 515, 545, 716, 895, 1030, 1090, 1790, 2060, 2180, 3580, 11227, 18437, 19511, 22454, 36874, 39022, 44908, 56135, 73748, 78044, 92185, 97555, 112270, 184370, 195110, 224540, 368740, 390220, 2009633, 4019266, 8038532, 10048165, 20096330, 40192660]

約数ペア:

[(1, 40192660), (2, 20096330), (4, 10048165), (5, 8038532), (10, 4019266), (20, 2009633), (103, 390220), (109, 368740), (179, 224540), (206, 195110), (218, 184370), (358, 112270), (412, 97555), (436, 92185), (515, 78044), (545, 73748), (716, 56135), (895, 44908), (1030, 39022), (1090, 36874), (1790, 22454), (2060, 19511), (2180, 18437), (3580, 11227)]