201782120

素因数分解:

$2^3\times 5^1\times {\mathrm{337}}^1\times {\mathrm{14969}}^1$

素因数の和:15317

約数の個数: 32

約数和(自身を含む): 455387400

約数和(自身を除く): 253605280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 337, 674, 1348, 1685, 2696, 3370, 6740, 13480, 14969, 29938, 59876, 74845, 119752, 149690, 299380, 598760, 5044553, 10089106, 20178212, 25222765, 40356424, 50445530, 100891060, 201782120]

約数ペア:

[(1, 201782120), (2, 100891060), (4, 50445530), (5, 40356424), (8, 25222765), (10, 20178212), (20, 10089106), (40, 5044553), (337, 598760), (674, 299380), (1348, 149690), (1685, 119752), (2696, 74845), (3370, 59876), (6740, 29938), (13480, 14969)]