51326940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{122207}}^1$

素因数の和:122226

約数の個数: 48

約数和(自身を含む): 164247552

約数和(自身を除く): 112920612

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 122207, 244414, 366621, 488828, 611035, 733242, 855449, 1222070, 1466484, 1710898, 1833105, 2444140, 2566347, 3421796, 3666210, 4277245, 5132694, 7332420, 8554490, 10265388, 12831735, 17108980, 25663470, 51326940]

約数ペア:

[(1, 51326940), (2, 25663470), (3, 17108980), (4, 12831735), (5, 10265388), (6, 8554490), (7, 7332420), (10, 5132694), (12, 4277245), (14, 3666210), (15, 3421796), (20, 2566347), (21, 2444140), (28, 1833105), (30, 1710898), (35, 1466484), (42, 1222070), (60, 855449), (70, 733242), (84, 611035), (105, 488828), (140, 366621), (210, 244414), (420, 122207)]