38820940

素因数分解:

$2^2\times 5^1\times {\mathrm{1163}}^1\times {\mathrm{1669}}^1$

素因数の和:2841

約数の個数: 24

約数和(自身を含む): 81642960

約数和(自身を除く): 42822020

約数列:

[1, 2, 4, 5, 10, 20, 1163, 1669, 2326, 3338, 4652, 5815, 6676, 8345, 11630, 16690, 23260, 33380, 1941047, 3882094, 7764188, 9705235, 19410470, 38820940]

約数ペア:

[(1, 38820940), (2, 19410470), (4, 9705235), (5, 7764188), (10, 3882094), (20, 1941047), (1163, 33380), (1669, 23260), (2326, 16690), (3338, 11630), (4652, 8345), (5815, 6676)]