56872940

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{13477}}^1$

素因数の和:13697

約数の個数: 24

約数和(自身を含む): 120008112

約数和(自身を除く): 63135172

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 13477, 26954, 53908, 67385, 134770, 269540, 2843647, 5687294, 11374588, 14218235, 28436470, 56872940]

約数ペア:

[(1, 56872940), (2, 28436470), (4, 14218235), (5, 11374588), (10, 5687294), (20, 2843647), (211, 269540), (422, 134770), (844, 67385), (1055, 53908), (2110, 26954), (4220, 13477)]