2005121660

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1373371}}^1$

素因数の和:1373453

約数の個数: 24

約数和(自身を含む): 4268440176

約数和(自身を除く): 2263318516

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 1373371, 2746742, 5493484, 6866855, 13733710, 27467420, 100256083, 200512166, 401024332, 501280415, 1002560830, 2005121660]

約数ペア:

[(1, 2005121660), (2, 1002560830), (4, 501280415), (5, 401024332), (10, 200512166), (20, 100256083), (73, 27467420), (146, 13733710), (292, 6866855), (365, 5493484), (730, 2746742), (1460, 1373371)]