40842035

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20269}}^1$

素因数の和:20318

約数の個数: 16

約数和(自身を含む): 54485760

約数和(自身を除く): 13643725

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 20269, 101345, 263497, 628339, 1317485, 3141695, 8168407, 40842035]

約数ペア:

[(1, 40842035), (5, 8168407), (13, 3141695), (31, 1317485), (65, 628339), (155, 263497), (403, 101345), (2015, 20269)]