28848540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{68687}}^1$

素因数の和:68706

約数の個数: 48

約数和(自身を含む): 92316672

約数和(自身を除く): 63468132

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, 68687, 137374, 206061, 274748, 343435, 412122, 480809, 686870, 824244, 961618, 1030305, 1373740, 1442427, 1923236, 2060610, 2404045, 2884854, 4121220, 4808090, 5769708, 7212135, 9616180, 14424270, 28848540]

約数ペア:

[(1, 28848540), (2, 14424270), (3, 9616180), (4, 7212135), (5, 5769708), (6, 4808090), (7, 4121220), (10, 2884854), (12, 2404045), (14, 2060610), (15, 1923236), (20, 1442427), (21, 1373740), (28, 1030305), (30, 961618), (35, 824244), (42, 686870), (60, 480809), (70, 412122), (84, 343435), (105, 274748), (140, 206061), (210, 137374), (420, 68687)]