40604005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{13291}}^1$

素因数の和:13356

約数の個数: 16

約数和(自身を含む): 53593344

約数和(自身を除く): 12989339

約数列:

[1, 5, 13, 47, 65, 235, 611, 3055, 13291, 66455, 172783, 624677, 863915, 3123385, 8120801, 40604005]

約数ペア:

[(1, 40604005), (5, 8120801), (13, 3123385), (47, 863915), (65, 624677), (235, 172783), (611, 66455), (3055, 13291)]