39184420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{643}}^1$

素因数の和:940

約数の個数: 48

約数和(自身を含む): 90232128

約数和(自身を除く): 51047708

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 277, 554, 643, 1108, 1286, 1385, 2572, 2770, 3047, 3215, 5540, 6094, 6430, 7073, 12188, 12860, 14146, 15235, 28292, 30470, 35365, 60940, 70730, 141460, 178111, 356222, 712444, 890555, 1781110, 1959221, 3562220, 3918442, 7836884, 9796105, 19592210, 39184420]

約数ペア:

[(1, 39184420), (2, 19592210), (4, 9796105), (5, 7836884), (10, 3918442), (11, 3562220), (20, 1959221), (22, 1781110), (44, 890555), (55, 712444), (110, 356222), (220, 178111), (277, 141460), (554, 70730), (643, 60940), (1108, 35365), (1286, 30470), (1385, 28292), (2572, 15235), (2770, 14146), (3047, 12860), (3215, 12188), (5540, 7073), (6094, 6430)]