201902020

素因数分解:

$2^2\times 5^1\times {\mathrm{701}}^1\times {\mathrm{14401}}^1$

素因数の和:15111

約数の個数: 24

約数和(自身を含む): 424628568

約数和(自身を除く): 222726548

約数列:

[1, 2, 4, 5, 10, 20, 701, 1402, 2804, 3505, 7010, 14020, 14401, 28802, 57604, 72005, 144010, 288020, 10095101, 20190202, 40380404, 50475505, 100951010, 201902020]

約数ペア:

[(1, 201902020), (2, 100951010), (4, 50475505), (5, 40380404), (10, 20190202), (20, 10095101), (701, 288020), (1402, 144010), (2804, 72005), (3505, 57604), (7010, 28802), (14020, 14401)]