201704180

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{64237}}^1$

素因数の和:64403

約数の個数: 24

約数和(自身を含む): 426283368

約数和(自身を除く): 224579188

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 64237, 128474, 256948, 321185, 642370, 1284740, 10085209, 20170418, 40340836, 50426045, 100852090, 201704180]

約数ペア:

[(1, 201704180), (2, 100852090), (4, 50426045), (5, 40340836), (10, 20170418), (20, 10085209), (157, 1284740), (314, 642370), (628, 321185), (785, 256948), (1570, 128474), (3140, 64237)]