78707940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1311799}}^1$

素因数の和:1311811

約数の個数: 24

約数和(自身を含む): 220382400

約数和(自身を除く): 141674460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1311799, 2623598, 3935397, 5247196, 6558995, 7870794, 13117990, 15741588, 19676985, 26235980, 39353970, 78707940]

約数ペア:

[(1, 78707940), (2, 39353970), (3, 26235980), (4, 19676985), (5, 15741588), (6, 13117990), (10, 7870794), (12, 6558995), (15, 5247196), (20, 3935397), (30, 2623598), (60, 1311799)]