20130145

素因数分解:

$5^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{1181}}^1$

素因数の和:1680

約数の個数: 16

約数和(自身を含む): 27687168

約数和(自身を除く): 7557023

約数列:

[1, 5, 7, 35, 487, 1181, 2435, 3409, 5905, 8267, 17045, 41335, 575147, 2875735, 4026029, 20130145]

約数ペア:

[(1, 20130145), (5, 4026029), (7, 2875735), (35, 575147), (487, 41335), (1181, 17045), (2435, 8267), (3409, 5905)]