80843820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1347397}}^1$

素因数の和:1347409

約数の個数: 24

約数和(自身を含む): 226362864

約数和(自身を除く): 145519044

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1347397, 2694794, 4042191, 5389588, 6736985, 8084382, 13473970, 16168764, 20210955, 26947940, 40421910, 80843820]

約数ペア:

[(1, 80843820), (2, 40421910), (3, 26947940), (4, 20210955), (5, 16168764), (6, 13473970), (10, 8084382), (12, 6736985), (15, 5389588), (20, 4042191), (30, 2694794), (60, 1347397)]