40159178

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1\times {\mathrm{709}}^1$

素因数の和:1061

約数の個数: 16

約数和(自身を含む): 61071360

約数和(自身を除く): 20912182

約数列:

[1, 2, 127, 223, 254, 446, 709, 1418, 28321, 56642, 90043, 158107, 180086, 316214, 20079589, 40159178]

約数ペア:

[(1, 40159178), (2, 20079589), (127, 316214), (223, 180086), (254, 158107), (446, 90043), (709, 56642), (1418, 28321)]