40518985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{27103}}^1$

素因数の和:27144

約数の個数: 16

約数和(自身を含む): 54641664

約数和(自身を除く): 14122679

約数列:

[1, 5, 13, 23, 65, 115, 299, 1495, 27103, 135515, 352339, 623369, 1761695, 3116845, 8103797, 40518985]

約数ペア:

[(1, 40518985), (5, 8103797), (13, 3116845), (23, 1761695), (65, 623369), (115, 352339), (299, 135515), (1495, 27103)]