40681136

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{149563}}^1$

素因数の和:149588

約数の個数: 20

約数和(自身を含む): 83456712

約数和(自身を除く): 42775576

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 149563, 299126, 598252, 1196504, 2393008, 2542571, 5085142, 10170284, 20340568, 40681136]

約数ペア:

[(1, 40681136), (2, 20340568), (4, 10170284), (8, 5085142), (16, 2542571), (17, 2393008), (34, 1196504), (68, 598252), (136, 299126), (272, 149563)]