89244940

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{22651}}^1$

素因数の和:22857

約数の個数: 24

約数和(自身を含む): 188374032

約数和(自身を除く): 99129092

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 22651, 45302, 90604, 113255, 226510, 453020, 4462247, 8924494, 17848988, 22311235, 44622470, 89244940]

約数ペア:

[(1, 89244940), (2, 44622470), (4, 22311235), (5, 17848988), (10, 8924494), (20, 4462247), (197, 453020), (394, 226510), (788, 113255), (985, 90604), (1970, 45302), (3940, 22651)]