13957180

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9829}}^1$

素因数の和:9909

約数の個数: 24

約数和(自身を含む): 29725920

約数和(自身を除く): 15768740

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 9829, 19658, 39316, 49145, 98290, 196580, 697859, 1395718, 2791436, 3489295, 6978590, 13957180]

約数ペア:

[(1, 13957180), (2, 6978590), (4, 3489295), (5, 2791436), (10, 1395718), (20, 697859), (71, 196580), (142, 98290), (284, 49145), (355, 39316), (710, 19658), (1420, 9829)]