205013620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1464383}}^1$

素因数の和:1464399

約数の個数: 24

約数和(自身を含む): 492033024

約数和(自身を除く): 287019404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1464383, 2928766, 5857532, 7321915, 10250681, 14643830, 20501362, 29287660, 41002724, 51253405, 102506810, 205013620]

約数ペア:

[(1, 205013620), (2, 102506810), (4, 51253405), (5, 41002724), (7, 29287660), (10, 20501362), (14, 14643830), (20, 10250681), (28, 7321915), (35, 5857532), (70, 2928766), (140, 1464383)]