40267178

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{66889}}^1$

素因数の和:66941

約数の個数: 16

約数和(自身を含む): 70635840

約数和(自身を除く): 30368662

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 66889, 133778, 468223, 936446, 2876227, 5752454, 20133589, 40267178]

約数ペア:

[(1, 40267178), (2, 20133589), (7, 5752454), (14, 2876227), (43, 936446), (86, 468223), (301, 133778), (602, 66889)]