39780970

素因数分解:

$2^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{17839}}^1$

素因数の和:18069

約数の個数: 16

約数和(自身を含む): 71930880

約数和(自身を除く): 32149910

約数列:

[1, 2, 5, 10, 223, 446, 1115, 2230, 17839, 35678, 89195, 178390, 3978097, 7956194, 19890485, 39780970]

約数ペア:

[(1, 39780970), (2, 19890485), (5, 7956194), (10, 3978097), (223, 178390), (446, 89195), (1115, 35678), (2230, 17839)]