2009432020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5287979}}^1$

素因数の和:5288007

約数の個数: 24

約数和(自身を含む): 4441903200

約数和(自身を除く): 2432471180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 5287979, 10575958, 21151916, 26439895, 52879790, 100471601, 105759580, 200943202, 401886404, 502358005, 1004716010, 2009432020]

約数ペア:

[(1, 2009432020), (2, 1004716010), (4, 502358005), (5, 401886404), (10, 200943202), (19, 105759580), (20, 100471601), (38, 52879790), (76, 26439895), (95, 21151916), (190, 10575958), (380, 5287979)]