2116749580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9621589}}^1$

素因数の和:9621609

約数の個数: 24

約数和(自身を含む): 4849281360

約数和(自身を除く): 2732531780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 9621589, 19243178, 38486356, 48107945, 96215890, 105837479, 192431780, 211674958, 423349916, 529187395, 1058374790, 2116749580]

約数ペア:

[(1, 2116749580), (2, 1058374790), (4, 529187395), (5, 423349916), (10, 211674958), (11, 192431780), (20, 105837479), (22, 96215890), (44, 48107945), (55, 38486356), (110, 19243178), (220, 9621589)]