68930540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{21407}}^1$

素因数の和:21446

約数の個数: 48

約数和(自身を含む): 172634112

約数和(自身を除く): 103703572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 21407, 42814, 85628, 107035, 149849, 214070, 299698, 428140, 492361, 599396, 749245, 984722, 1498490, 1969444, 2461805, 2996980, 3446527, 4923610, 6893054, 9847220, 13786108, 17232635, 34465270, 68930540]

約数ペア:

[(1, 68930540), (2, 34465270), (4, 17232635), (5, 13786108), (7, 9847220), (10, 6893054), (14, 4923610), (20, 3446527), (23, 2996980), (28, 2461805), (35, 1969444), (46, 1498490), (70, 984722), (92, 749245), (115, 599396), (140, 492361), (161, 428140), (230, 299698), (322, 214070), (460, 149849), (644, 107035), (805, 85628), (1610, 42814), (3220, 21407)]