105507020

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{51217}}^1$

素因数の和:51329

約数の個数: 24

約数和(自身を含む): 223720224

約数和(自身を除く): 118213204

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 51217, 102434, 204868, 256085, 512170, 1024340, 5275351, 10550702, 21101404, 26376755, 52753510, 105507020]

約数ペア:

[(1, 105507020), (2, 52753510), (4, 26376755), (5, 21101404), (10, 10550702), (20, 5275351), (103, 1024340), (206, 512170), (412, 256085), (515, 204868), (1030, 102434), (2060, 51217)]