201927320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{721169}}^1$

素因数の和:721187

約数の個数: 32

約数和(自身を含む): 519242400

約数和(自身を除く): 317315080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 721169, 1442338, 2884676, 3605845, 5048183, 5769352, 7211690, 10096366, 14423380, 20192732, 25240915, 28846760, 40385464, 50481830, 100963660, 201927320]

約数ペア:

[(1, 201927320), (2, 100963660), (4, 50481830), (5, 40385464), (7, 28846760), (8, 25240915), (10, 20192732), (14, 14423380), (20, 10096366), (28, 7211690), (35, 5769352), (40, 5048183), (56, 3605845), (70, 2884676), (140, 1442338), (280, 721169)]