42861940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{194827}}^1$

素因数の和:194847

約数の個数: 24

約数和(自身を含む): 98193312

約数和(自身を除く): 55331372

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 194827, 389654, 779308, 974135, 1948270, 2143097, 3896540, 4286194, 8572388, 10715485, 21430970, 42861940]

約数ペア:

[(1, 42861940), (2, 21430970), (4, 10715485), (5, 8572388), (10, 4286194), (11, 3896540), (20, 2143097), (22, 1948270), (44, 974135), (55, 779308), (110, 389654), (220, 194827)]