205498970

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{501217}}^1$

素因数の和:501265

約数の個数: 16

約数和(自身を含む): 378920808

約数和(自身を除く): 173421838

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 501217, 1002434, 2506085, 5012170, 20549897, 41099794, 102749485, 205498970]

約数ペア:

[(1, 205498970), (2, 102749485), (5, 41099794), (10, 20549897), (41, 5012170), (82, 2506085), (205, 1002434), (410, 501217)]