2006540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2447}}^1$

素因数の和:2497

約数の個数: 24

約数和(自身を含む): 4318272

約数和(自身を除く): 2311732

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 2447, 4894, 9788, 12235, 24470, 48940, 100327, 200654, 401308, 501635, 1003270, 2006540]

約数ペア:

[(1, 2006540), (2, 1003270), (4, 501635), (5, 401308), (10, 200654), (20, 100327), (41, 48940), (82, 24470), (164, 12235), (205, 9788), (410, 4894), (820, 2447)]