20039820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{333997}}^1$

素因数の和:334009

約数の個数: 24

約数和(自身を含む): 56111664

約数和(自身を除く): 36071844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 333997, 667994, 1001991, 1335988, 1669985, 2003982, 3339970, 4007964, 5009955, 6679940, 10019910, 20039820]

約数ペア:

[(1, 20039820), (2, 10019910), (3, 6679940), (4, 5009955), (5, 4007964), (6, 3339970), (10, 2003982), (12, 1669985), (15, 1335988), (20, 1001991), (30, 667994), (60, 333997)]