28790950

素因数分解:

$2^1\times 5^2\times {\mathrm{211}}^1\times {\mathrm{2729}}^1$

素因数の和:2952

約数の個数: 24

約数和(自身を含む): 53824680

約数和(自身を除く): 25033730

約数列:

[1, 2, 5, 10, 25, 50, 211, 422, 1055, 2110, 2729, 5275, 5458, 10550, 13645, 27290, 68225, 136450, 575819, 1151638, 2879095, 5758190, 14395475, 28790950]

約数ペア:

[(1, 28790950), (2, 14395475), (5, 5758190), (10, 2879095), (25, 1151638), (50, 575819), (211, 136450), (422, 68225), (1055, 27290), (2110, 13645), (2729, 10550), (5275, 5458)]