9072420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{21601}}^1$

素因数の和:21620

約数の個数: 48

約数和(自身を含む): 29033088

約数和(自身を除く): 19960668

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, 21601, 43202, 64803, 86404, 108005, 129606, 151207, 216010, 259212, 302414, 324015, 432020, 453621, 604828, 648030, 756035, 907242, 1296060, 1512070, 1814484, 2268105, 3024140, 4536210, 9072420]

約数ペア:

[(1, 9072420), (2, 4536210), (3, 3024140), (4, 2268105), (5, 1814484), (6, 1512070), (7, 1296060), (10, 907242), (12, 756035), (14, 648030), (15, 604828), (20, 453621), (21, 432020), (28, 324015), (30, 302414), (35, 259212), (42, 216010), (60, 151207), (70, 129606), (84, 108005), (105, 86404), (140, 64803), (210, 43202), (420, 21601)]