40669540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{49597}}^1$

素因数の和:49647

約数の個数: 24

約数和(自身を含む): 87490872

約数和(自身を除く): 46821332

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 49597, 99194, 198388, 247985, 495970, 991940, 2033477, 4066954, 8133908, 10167385, 20334770, 40669540]

約数ペア:

[(1, 40669540), (2, 20334770), (4, 10167385), (5, 8133908), (10, 4066954), (20, 2033477), (41, 991940), (82, 495970), (164, 247985), (205, 198388), (410, 99194), (820, 49597)]