1790180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{673}}^1$

素因数の和:708

約数の個数: 48

約数和(自身を含む): 4529280

約数和(自身を除く): 2739100

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, 673, 1330, 1346, 2660, 2692, 3365, 4711, 6730, 9422, 12787, 13460, 18844, 23555, 25574, 47110, 51148, 63935, 89509, 94220, 127870, 179018, 255740, 358036, 447545, 895090, 1790180]

約数ペア:

[(1, 1790180), (2, 895090), (4, 447545), (5, 358036), (7, 255740), (10, 179018), (14, 127870), (19, 94220), (20, 89509), (28, 63935), (35, 51148), (38, 47110), (70, 25574), (76, 23555), (95, 18844), (133, 13460), (140, 12787), (190, 9422), (266, 6730), (380, 4711), (532, 3365), (665, 2692), (673, 2660), (1330, 1346)]