2199388660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{113021}}^1$

素因数の和:113176

約数の個数: 48

約数和(自身を含む): 5316554880

約数和(自身を除く): 3117166220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 695, 973, 1390, 1946, 2780, 3892, 4865, 9730, 19460, 113021, 226042, 452084, 565105, 791147, 1130210, 1582294, 2260420, 3164588, 3955735, 7911470, 15709919, 15822940, 31419838, 62839676, 78549595, 109969433, 157099190, 219938866, 314198380, 439877732, 549847165, 1099694330, 2199388660]

約数ペア:

[(1, 2199388660), (2, 1099694330), (4, 549847165), (5, 439877732), (7, 314198380), (10, 219938866), (14, 157099190), (20, 109969433), (28, 78549595), (35, 62839676), (70, 31419838), (139, 15822940), (140, 15709919), (278, 7911470), (556, 3955735), (695, 3164588), (973, 2260420), (1390, 1582294), (1946, 1130210), (2780, 791147), (3892, 565105), (4865, 452084), (9730, 226042), (19460, 113021)]