156968685220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{3883441}}^1$

素因数の和:3883540

約数の個数: 48

約数和(自身を含む): 344476839168

約数和(自身を除く): 187508153948

約数列:

[1, 2, 4, 5, 10, 20, 43, 47, 86, 94, 172, 188, 215, 235, 430, 470, 860, 940, 2021, 4042, 8084, 10105, 20210, 40420, 3883441, 7766882, 15533764, 19417205, 38834410, 77668820, 166987963, 182521727, 333975926, 365043454, 667951852, 730086908, 834939815, 912608635, 1669879630, 1825217270, 3339759260, 3650434540, 7848434261, 15696868522, 31393737044, 39242171305, 78484342610, 156968685220]

約数ペア:

[(1, 156968685220), (2, 78484342610), (4, 39242171305), (5, 31393737044), (10, 15696868522), (20, 7848434261), (43, 3650434540), (47, 3339759260), (86, 1825217270), (94, 1669879630), (172, 912608635), (188, 834939815), (215, 730086908), (235, 667951852), (430, 365043454), (470, 333975926), (860, 182521727), (940, 166987963), (2021, 77668820), (4042, 38834410), (8084, 19417205), (10105, 15533764), (20210, 7766882), (40420, 3883441)]