20675940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{344599}}^1$

素因数の和:344611

約数の個数: 24

約数和(自身を含む): 57892800

約数和(自身を除く): 37216860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 344599, 689198, 1033797, 1378396, 1722995, 2067594, 3445990, 4135188, 5168985, 6891980, 10337970, 20675940]

約数ペア:

[(1, 20675940), (2, 10337970), (3, 6891980), (4, 5168985), (5, 4135188), (6, 3445990), (10, 2067594), (12, 1722995), (15, 1378396), (20, 1033797), (30, 689198), (60, 344599)]