28766050

素因数分解:

$2^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{4139}}^1$

素因数の和:4290

約数の個数: 24

約数和(自身を含む): 53902800

約数和(自身を除く): 25136750

約数列:

[1, 2, 5, 10, 25, 50, 139, 278, 695, 1390, 3475, 4139, 6950, 8278, 20695, 41390, 103475, 206950, 575321, 1150642, 2876605, 5753210, 14383025, 28766050]

約数ペア:

[(1, 28766050), (2, 14383025), (5, 5753210), (10, 2876605), (25, 1150642), (50, 575321), (139, 206950), (278, 103475), (695, 41390), (1390, 20695), (3475, 8278), (4139, 6950)]