20136555940

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{5110801}}^1$

素因数の和:5111007

約数の個数: 24

約数和(自身を含む): 42501429432

約数和(自身を除く): 22364873492

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 5110801, 10221602, 20443204, 25554005, 51108010, 102216020, 1006827797, 2013655594, 4027311188, 5034138985, 10068277970, 20136555940]

約数ペア:

[(1, 20136555940), (2, 10068277970), (4, 5034138985), (5, 4027311188), (10, 2013655594), (20, 1006827797), (197, 102216020), (394, 51108010), (788, 25554005), (985, 20443204), (1970, 10221602), (3940, 5110801)]