2045560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4649}}^1$

素因数の和:4671

約数の個数: 32

約数和(自身を含む): 5022000

約数和(自身を除く): 2976440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 4649, 9298, 18596, 23245, 37192, 46490, 51139, 92980, 102278, 185960, 204556, 255695, 409112, 511390, 1022780, 2045560]

約数ペア:

[(1, 2045560), (2, 1022780), (4, 511390), (5, 409112), (8, 255695), (10, 204556), (11, 185960), (20, 102278), (22, 92980), (40, 51139), (44, 46490), (55, 37192), (88, 23245), (110, 18596), (220, 9298), (440, 4649)]