784124620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{449}}^1\times {\mathrm{3011}}^1$

素因数の和:3498

約数の個数: 48

約数和(自身を含む): 1707804000

約数和(自身を除く): 923679380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 449, 580, 898, 1796, 2245, 3011, 4490, 6022, 8980, 12044, 13021, 15055, 26042, 30110, 52084, 60220, 65105, 87319, 130210, 174638, 260420, 349276, 436595, 873190, 1351939, 1746380, 2703878, 5407756, 6759695, 13519390, 27038780, 39206231, 78412462, 156824924, 196031155, 392062310, 784124620]

約数ペア:

[(1, 784124620), (2, 392062310), (4, 196031155), (5, 156824924), (10, 78412462), (20, 39206231), (29, 27038780), (58, 13519390), (116, 6759695), (145, 5407756), (290, 2703878), (449, 1746380), (580, 1351939), (898, 873190), (1796, 436595), (2245, 349276), (3011, 260420), (4490, 174638), (6022, 130210), (8980, 87319), (12044, 65105), (13021, 60220), (15055, 52084), (26042, 30110)]