28454618440

素因数分解:

$2^3\times 5^1\times {\mathrm{2887}}^1\times {\mathrm{246403}}^1$

素因数の和:249301

約数の個数: 32

約数和(自身を含む): 64045327680

約数和(自身を除く): 35590709240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2887, 5774, 11548, 14435, 23096, 28870, 57740, 115480, 246403, 492806, 985612, 1232015, 1971224, 2464030, 4928060, 9856120, 711365461, 1422730922, 2845461844, 3556827305, 5690923688, 7113654610, 14227309220, 28454618440]

約数ペア:

[(1, 28454618440), (2, 14227309220), (4, 7113654610), (5, 5690923688), (8, 3556827305), (10, 2845461844), (20, 1422730922), (40, 711365461), (2887, 9856120), (5774, 4928060), (11548, 2464030), (14435, 1971224), (23096, 1232015), (28870, 985612), (57740, 492806), (115480, 246403)]