40001820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{666697}}^1$

素因数の和:666709

約数の個数: 24

約数和(自身を含む): 112005264

約数和(自身を除く): 72003444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 666697, 1333394, 2000091, 2666788, 3333485, 4000182, 6666970, 8000364, 10000455, 13333940, 20000910, 40001820]

約数ペア:

[(1, 40001820), (2, 20000910), (3, 13333940), (4, 10000455), (5, 8000364), (6, 6666970), (10, 4000182), (12, 3333485), (15, 2666788), (20, 2000091), (30, 1333394), (60, 666697)]