2040874840

素因数分解:

$2^3\times 5^1\times {\mathrm{977}}^1\times {\mathrm{52223}}^1$

素因数の和:53211

約数の個数: 32

約数和(自身を含む): 4596756480

約数和(自身を除く): 2555881640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 977, 1954, 3908, 4885, 7816, 9770, 19540, 39080, 52223, 104446, 208892, 261115, 417784, 522230, 1044460, 2088920, 51021871, 102043742, 204087484, 255109355, 408174968, 510218710, 1020437420, 2040874840]

約数ペア:

[(1, 2040874840), (2, 1020437420), (4, 510218710), (5, 408174968), (8, 255109355), (10, 204087484), (20, 102043742), (40, 51021871), (977, 2088920), (1954, 1044460), (3908, 522230), (4885, 417784), (7816, 261115), (9770, 208892), (19540, 104446), (39080, 52223)]