729220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{101}}^1$

素因数の和:148

約数の個数: 36

約数和(自身を含む): 1632204

約数和(自身を除く): 902984

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 101, 190, 202, 361, 380, 404, 505, 722, 1010, 1444, 1805, 1919, 2020, 3610, 3838, 7220, 7676, 9595, 19190, 36461, 38380, 72922, 145844, 182305, 364610, 729220]

約数ペア:

[(1, 729220), (2, 364610), (4, 182305), (5, 145844), (10, 72922), (19, 38380), (20, 36461), (38, 19190), (76, 9595), (95, 7676), (101, 7220), (190, 3838), (202, 3610), (361, 2020), (380, 1919), (404, 1805), (505, 1444), (722, 1010)]