2149596520

素因数分解:

$2^3\times 5^1\times {\mathrm{53739913}}^1$

素因数の和:53739924

約数の個数: 16

約数和(自身を含む): 4836592260

約数和(自身を除く): 2686995740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53739913, 107479826, 214959652, 268699565, 429919304, 537399130, 1074798260, 2149596520]

約数ペア:

[(1, 2149596520), (2, 1074798260), (4, 537399130), (5, 429919304), (8, 268699565), (10, 214959652), (20, 107479826), (40, 53739913)]