63855940

素因数分解:

$2^2\times 5^1\times {\mathrm{1669}}^1\times {\mathrm{1913}}^1$

素因数の和:3591

約数の個数: 24

約数和(自身を含む): 134247960

約数和(自身を除く): 70392020

約数列:

[1, 2, 4, 5, 10, 20, 1669, 1913, 3338, 3826, 6676, 7652, 8345, 9565, 16690, 19130, 33380, 38260, 3192797, 6385594, 12771188, 15963985, 31927970, 63855940]

約数ペア:

[(1, 63855940), (2, 31927970), (4, 15963985), (5, 12771188), (10, 6385594), (20, 3192797), (1669, 38260), (1913, 33380), (3338, 19130), (3826, 16690), (6676, 9565), (7652, 8345)]