89492240

素因数分解:

$2^4\times 5^1\times {\mathrm{1118653}}^1$

素因数の和:1118666

約数の個数: 20

約数和(自身を含む): 208069644

約数和(自身を除く): 118577404

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1118653, 2237306, 4474612, 5593265, 8949224, 11186530, 17898448, 22373060, 44746120, 89492240]

約数ペア:

[(1, 89492240), (2, 44746120), (4, 22373060), (5, 17898448), (8, 11186530), (10, 8949224), (16, 5593265), (20, 4474612), (40, 2237306), (80, 1118653)]