873194020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{120941}}^1$

素因数の和:120988

約数の個数: 36

約数和(自身を含む): 1935313884

約数和(自身を除く): 1062119864

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 7220, 120941, 241882, 483764, 604705, 1209410, 2297879, 2418820, 4595758, 9191516, 11489395, 22978790, 43659701, 45957580, 87319402, 174638804, 218298505, 436597010, 873194020]

約数ペア:

[(1, 873194020), (2, 436597010), (4, 218298505), (5, 174638804), (10, 87319402), (19, 45957580), (20, 43659701), (38, 22978790), (76, 11489395), (95, 9191516), (190, 4595758), (361, 2418820), (380, 2297879), (722, 1209410), (1444, 604705), (1805, 483764), (3610, 241882), (7220, 120941)]