39690416

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{80021}}^1$

素因数の和:80060

約数の個数: 20

約数和(自身を含む): 79381824

約数和(自身を除く): 39691408

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 80021, 160042, 320084, 640168, 1280336, 2480651, 4961302, 9922604, 19845208, 39690416]

約数ペア:

[(1, 39690416), (2, 19845208), (4, 9922604), (8, 4961302), (16, 2480651), (31, 1280336), (62, 640168), (124, 320084), (248, 160042), (496, 80021)]