28821850

素因数分解:

$2^1\times 5^2\times {\mathrm{277}}^1\times {\mathrm{2081}}^1$

素因数の和:2370

約数の個数: 24

約数和(自身を含む): 53828028

約数和(自身を除く): 25006178

約数列:

[1, 2, 5, 10, 25, 50, 277, 554, 1385, 2081, 2770, 4162, 6925, 10405, 13850, 20810, 52025, 104050, 576437, 1152874, 2882185, 5764370, 14410925, 28821850]

約数ペア:

[(1, 28821850), (2, 14410925), (5, 5764370), (10, 2882185), (25, 1152874), (50, 576437), (277, 104050), (554, 52025), (1385, 20810), (2081, 13850), (2770, 10405), (4162, 6925)]