628869080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{2245961}}^1$

素因数の和:2245979

約数の個数: 32

約数和(自身を含む): 1617092640

約数和(自身を除く): 988223560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 2245961, 4491922, 8983844, 11229805, 15721727, 17967688, 22459610, 31443454, 44919220, 62886908, 78608635, 89838440, 125773816, 157217270, 314434540, 628869080]

約数ペア:

[(1, 628869080), (2, 314434540), (4, 157217270), (5, 125773816), (7, 89838440), (8, 78608635), (10, 62886908), (14, 44919220), (20, 31443454), (28, 22459610), (35, 17967688), (40, 15721727), (56, 11229805), (70, 8983844), (140, 4491922), (280, 2245961)]