111451280

素因数分解:

$2^4\times 5^1\times {\mathrm{1393141}}^1$

素因数の和:1393154

約数の個数: 20

約数和(自身を含む): 259124412

約数和(自身を除く): 147673132

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1393141, 2786282, 5572564, 6965705, 11145128, 13931410, 22290256, 27862820, 55725640, 111451280]

約数ペア:

[(1, 111451280), (2, 55725640), (4, 27862820), (5, 22290256), (8, 13931410), (10, 11145128), (16, 6965705), (20, 5572564), (40, 2786282), (80, 1393141)]