40741285

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20219}}^1$

素因数の和:20268

約数の個数: 16

約数和(自身を含む): 54351360

約数和(自身を除く): 13610075

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 20219, 101095, 262847, 626789, 1314235, 3133945, 8148257, 40741285]

約数ペア:

[(1, 40741285), (5, 8148257), (13, 3133945), (31, 1314235), (65, 626789), (155, 262847), (403, 101095), (2015, 20219)]