90673880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{206077}}^1$

素因数の和:206099

約数の個数: 32

約数和(自身を含む): 222564240

約数和(自身を除く): 131890360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 206077, 412154, 824308, 1030385, 1648616, 2060770, 2266847, 4121540, 4533694, 8243080, 9067388, 11334235, 18134776, 22668470, 45336940, 90673880]

約数ペア:

[(1, 90673880), (2, 45336940), (4, 22668470), (5, 18134776), (8, 11334235), (10, 9067388), (11, 8243080), (20, 4533694), (22, 4121540), (40, 2266847), (44, 2060770), (55, 1648616), (88, 1030385), (110, 824308), (220, 412154), (440, 206077)]