201716740

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1\times {\mathrm{283}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 429694272

約数和(自身を除く): 227977532

約数列:

[1, 2, 4, 5, 10, 20, 157, 227, 283, 314, 454, 566, 628, 785, 908, 1132, 1135, 1415, 1570, 2270, 2830, 3140, 4540, 5660, 35639, 44431, 64241, 71278, 88862, 128482, 142556, 177724, 178195, 222155, 256964, 321205, 356390, 444310, 642410, 712780, 888620, 1284820, 10085837, 20171674, 40343348, 50429185, 100858370, 201716740]

約数ペア:

[(1, 201716740), (2, 100858370), (4, 50429185), (5, 40343348), (10, 20171674), (20, 10085837), (157, 1284820), (227, 888620), (283, 712780), (314, 642410), (454, 444310), (566, 356390), (628, 321205), (785, 256964), (908, 222155), (1132, 178195), (1135, 177724), (1415, 142556), (1570, 128482), (2270, 88862), (2830, 71278), (3140, 64241), (4540, 44431), (5660, 35639)]