38729820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{645497}}^1$

素因数の和:645509

約数の個数: 24

約数和(自身を含む): 108443664

約数和(自身を除く): 69713844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 645497, 1290994, 1936491, 2581988, 3227485, 3872982, 6454970, 7745964, 9682455, 12909940, 19364910, 38729820]

約数ペア:

[(1, 38729820), (2, 19364910), (3, 12909940), (4, 9682455), (5, 7745964), (6, 6454970), (10, 3872982), (12, 3227485), (15, 2581988), (20, 1936491), (30, 1290994), (60, 645497)]