15161540

素因数分解:

$2^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{1361}}^1$

素因数の和:1927

約数の個数: 24

約数和(自身を含む): 31919832

約数和(自身を除く): 16758292

約数列:

[1, 2, 4, 5, 10, 20, 557, 1114, 1361, 2228, 2722, 2785, 5444, 5570, 6805, 11140, 13610, 27220, 758077, 1516154, 3032308, 3790385, 7580770, 15161540]

約数ペア:

[(1, 15161540), (2, 7580770), (4, 3790385), (5, 3032308), (10, 1516154), (20, 758077), (557, 27220), (1114, 13610), (1361, 11140), (2228, 6805), (2722, 5570), (2785, 5444)]