997161980

素因数分解:

$2^2\times 5^1\times {\mathrm{863}}^1\times {\mathrm{57773}}^1$

素因数の和:58645

約数の個数: 24

約数和(自身を含む): 2096502912

約数和(自身を除く): 1099340932

約数列:

[1, 2, 4, 5, 10, 20, 863, 1726, 3452, 4315, 8630, 17260, 57773, 115546, 231092, 288865, 577730, 1155460, 49858099, 99716198, 199432396, 249290495, 498580990, 997161980]

約数ペア:

[(1, 997161980), (2, 498580990), (4, 249290495), (5, 199432396), (10, 99716198), (20, 49858099), (863, 1155460), (1726, 577730), (3452, 288865), (4315, 231092), (8630, 115546), (17260, 57773)]