28428350

素因数分解:

$2^1\times 5^2\times {\mathrm{641}}^1\times {\mathrm{887}}^1$

素因数の和:1540

約数の個数: 24

約数和(自身を含む): 53018928

約数和(自身を除く): 24590578

約数列:

[1, 2, 5, 10, 25, 50, 641, 887, 1282, 1774, 3205, 4435, 6410, 8870, 16025, 22175, 32050, 44350, 568567, 1137134, 2842835, 5685670, 14214175, 28428350]

約数ペア:

[(1, 28428350), (2, 14214175), (5, 5685670), (10, 2842835), (25, 1137134), (50, 568567), (641, 44350), (887, 32050), (1282, 22175), (1774, 16025), (3205, 8870), (4435, 6410)]