201920390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{169681}}^1$

素因数の和:169712

約数の個数: 32

約数和(自身を含む): 439815744

約数和(自身を除く): 237895354

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 169681, 339362, 848405, 1187767, 1696810, 2375534, 2884577, 5769154, 5938835, 11877670, 14422885, 20192039, 28845770, 40384078, 100960195, 201920390]

約数ペア:

[(1, 201920390), (2, 100960195), (5, 40384078), (7, 28845770), (10, 20192039), (14, 14422885), (17, 11877670), (34, 5938835), (35, 5769154), (70, 2884577), (85, 2375534), (119, 1696810), (170, 1187767), (238, 848405), (595, 339362), (1190, 169681)]