139917520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{92051}}^1$

素因数の和:92083

約数の個数: 40

約数和(自身を含む): 342433440

約数和(自身を除く): 202515920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 92051, 184102, 368204, 460255, 736408, 920510, 1472816, 1748969, 1841020, 3497938, 3682040, 6995876, 7364080, 8744845, 13991752, 17489690, 27983504, 34979380, 69958760, 139917520]

約数ペア:

[(1, 139917520), (2, 69958760), (4, 34979380), (5, 27983504), (8, 17489690), (10, 13991752), (16, 8744845), (19, 7364080), (20, 6995876), (38, 3682040), (40, 3497938), (76, 1841020), (80, 1748969), (95, 1472816), (152, 920510), (190, 736408), (304, 460255), (380, 368204), (760, 184102), (1520, 92051)]