2040749990

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4977439}}^1$

素因数の和:4977487

約数の個数: 16

約数和(自身を含む): 3762944640

約数和(自身を除く): 1722194650

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 4977439, 9954878, 24887195, 49774390, 204074999, 408149998, 1020374995, 2040749990]

約数ペア:

[(1, 2040749990), (2, 1020374995), (5, 408149998), (10, 204074999), (41, 49774390), (82, 24887195), (205, 9954878), (410, 4977439)]