40501940

素因数分解:

$2^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{5101}}^1$

素因数の和:5507

約数の個数: 24

約数和(自身を含む): 85285032

約数和(自身を除く): 44783092

約数列:

[1, 2, 4, 5, 10, 20, 397, 794, 1588, 1985, 3970, 5101, 7940, 10202, 20404, 25505, 51010, 102020, 2025097, 4050194, 8100388, 10125485, 20250970, 40501940]

約数ペア:

[(1, 40501940), (2, 20250970), (4, 10125485), (5, 8100388), (10, 4050194), (20, 2025097), (397, 102020), (794, 51010), (1588, 25505), (1985, 20404), (3970, 10202), (5101, 7940)]