2021880875

素因数分解:

$5^3\times 7^2\times {\mathrm{330103}}^1$

素因数の和:330132

約数の個数: 24

約数和(自身を含む): 2935284768

約数和(自身を除く): 913403893

約数列:

[1, 5, 7, 25, 35, 49, 125, 175, 245, 875, 1225, 6125, 330103, 1650515, 2310721, 8252575, 11553605, 16175047, 41262875, 57768025, 80875235, 288840125, 404376175, 2021880875]

約数ペア:

[(1, 2021880875), (5, 404376175), (7, 288840125), (25, 80875235), (35, 57768025), (49, 41262875), (125, 16175047), (175, 11553605), (245, 8252575), (875, 2310721), (1225, 1650515), (6125, 330103)]