779380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 1975680

約数和(自身を除く): 1196300

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 293, 380, 532, 586, 665, 1172, 1330, 1465, 2051, 2660, 2930, 4102, 5567, 5860, 8204, 10255, 11134, 20510, 22268, 27835, 38969, 41020, 55670, 77938, 111340, 155876, 194845, 389690, 779380]

約数ペア:

[(1, 779380), (2, 389690), (4, 194845), (5, 155876), (7, 111340), (10, 77938), (14, 55670), (19, 41020), (20, 38969), (28, 27835), (35, 22268), (38, 20510), (70, 11134), (76, 10255), (95, 8204), (133, 5860), (140, 5567), (190, 4102), (266, 2930), (293, 2660), (380, 2051), (532, 1465), (586, 1330), (665, 1172)]