217469080

素因数分解:

$2^3\times 5^1\times {\mathrm{947}}^1\times {\mathrm{5741}}^1$

素因数の和:6699

約数の個数: 32

約数和(自身を含む): 489907440

約数和(自身を除く): 272438360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 947, 1894, 3788, 4735, 5741, 7576, 9470, 11482, 18940, 22964, 28705, 37880, 45928, 57410, 114820, 229640, 5436727, 10873454, 21746908, 27183635, 43493816, 54367270, 108734540, 217469080]

約数ペア:

[(1, 217469080), (2, 108734540), (4, 54367270), (5, 43493816), (8, 27183635), (10, 21746908), (20, 10873454), (40, 5436727), (947, 229640), (1894, 114820), (3788, 57410), (4735, 45928), (5741, 37880), (7576, 28705), (9470, 22964), (11482, 18940)]