136958020

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{67801}}^1$

素因数の和:67911

約数の個数: 24

約数和(自身を含む): 290463768

約数和(自身を除く): 153505748

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 67801, 135602, 271204, 339005, 678010, 1356020, 6847901, 13695802, 27391604, 34239505, 68479010, 136958020]

約数ペア:

[(1, 136958020), (2, 68479010), (4, 34239505), (5, 27391604), (10, 13695802), (20, 6847901), (101, 1356020), (202, 678010), (404, 339005), (505, 271204), (1010, 135602), (2020, 67801)]