8509620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{20261}}^1$

素因数の和:20280

約数の個数: 48

約数和(自身を含む): 27232128

約数和(自身を除く): 18722508

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, 20261, 40522, 60783, 81044, 101305, 121566, 141827, 202610, 243132, 283654, 303915, 405220, 425481, 567308, 607830, 709135, 850962, 1215660, 1418270, 1701924, 2127405, 2836540, 4254810, 8509620]

約数ペア:

[(1, 8509620), (2, 4254810), (3, 2836540), (4, 2127405), (5, 1701924), (6, 1418270), (7, 1215660), (10, 850962), (12, 709135), (14, 607830), (15, 567308), (20, 425481), (21, 405220), (28, 303915), (30, 283654), (35, 243132), (42, 202610), (60, 141827), (70, 121566), (84, 101305), (105, 81044), (140, 60783), (210, 40522), (420, 20261)]