20009820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{333497}}^1$

素因数の和:333509

約数の個数: 24

約数和(自身を含む): 56027664

約数和(自身を除く): 36017844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 333497, 666994, 1000491, 1333988, 1667485, 2000982, 3334970, 4001964, 5002455, 6669940, 10004910, 20009820]

約数ペア:

[(1, 20009820), (2, 10004910), (3, 6669940), (4, 5002455), (5, 4001964), (6, 3334970), (10, 2000982), (12, 1667485), (15, 1333988), (20, 1000491), (30, 666994), (60, 333497)]