40136540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{48947}}^1$

素因数の和:48997

約数の個数: 24

約数和(自身を含む): 86344272

約数和(自身を除く): 46207732

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 48947, 97894, 195788, 244735, 489470, 978940, 2006827, 4013654, 8027308, 10034135, 20068270, 40136540]

約数ペア:

[(1, 40136540), (2, 20068270), (4, 10034135), (5, 8027308), (10, 4013654), (20, 2006827), (41, 978940), (82, 489470), (164, 244735), (205, 195788), (410, 97894), (820, 48947)]