25740820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9677}}^1$

素因数の和:9712

約数の個数: 48

約数和(自身を含む): 65036160

約数和(自身を除く): 39295340

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 9677, 19354, 38708, 48385, 67739, 96770, 135478, 183863, 193540, 270956, 338695, 367726, 677390, 735452, 919315, 1287041, 1354780, 1838630, 2574082, 3677260, 5148164, 6435205, 12870410, 25740820]

約数ペア:

[(1, 25740820), (2, 12870410), (4, 6435205), (5, 5148164), (7, 3677260), (10, 2574082), (14, 1838630), (19, 1354780), (20, 1287041), (28, 919315), (35, 735452), (38, 677390), (70, 367726), (76, 338695), (95, 270956), (133, 193540), (140, 183863), (190, 135478), (266, 96770), (380, 67739), (532, 48385), (665, 38708), (1330, 19354), (2660, 9677)]