1225140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{2917}}^1$

素因数の和:2936

約数の個数: 48

約数和(自身を含む): 3921792

約数和(自身を除く): 2696652

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, 2917, 5834, 8751, 11668, 14585, 17502, 20419, 29170, 35004, 40838, 43755, 58340, 61257, 81676, 87510, 102095, 122514, 175020, 204190, 245028, 306285, 408380, 612570, 1225140]

約数ペア:

[(1, 1225140), (2, 612570), (3, 408380), (4, 306285), (5, 245028), (6, 204190), (7, 175020), (10, 122514), (12, 102095), (14, 87510), (15, 81676), (20, 61257), (21, 58340), (28, 43755), (30, 40838), (35, 35004), (42, 29170), (60, 20419), (70, 17502), (84, 14585), (105, 11668), (140, 8751), (210, 5834), (420, 2917)]