1640226742

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{626519}}^1$

素因数の和:626556

約数の個数: 32

約数和(自身を含む): 3247879680

約数和(自身を除く): 1607652938

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 154, 187, 238, 374, 1309, 2618, 626519, 1253038, 4385633, 6891709, 8771266, 10650823, 13783418, 21301646, 48241963, 74555761, 96483926, 117159053, 149111522, 234318106, 820113371, 1640226742]

約数ペア:

[(1, 1640226742), (2, 820113371), (7, 234318106), (11, 149111522), (14, 117159053), (17, 96483926), (22, 74555761), (34, 48241963), (77, 21301646), (119, 13783418), (154, 10650823), (187, 8771266), (238, 6891709), (374, 4385633), (1309, 1253038), (2618, 626519)]