20286200

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{9221}}^1$

素因数の和:9248

約数の個数: 48

約数和(自身を含む): 51458760

約数和(自身を除く): 31172560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 9221, 18442, 36884, 46105, 73768, 92210, 101431, 184420, 202862, 230525, 368840, 405724, 461050, 507155, 811448, 922100, 1014310, 1844200, 2028620, 2535775, 4057240, 5071550, 10143100, 20286200]

約数ペア:

[(1, 20286200), (2, 10143100), (4, 5071550), (5, 4057240), (8, 2535775), (10, 2028620), (11, 1844200), (20, 1014310), (22, 922100), (25, 811448), (40, 507155), (44, 461050), (50, 405724), (55, 368840), (88, 230525), (100, 202862), (110, 184420), (200, 101431), (220, 92210), (275, 73768), (440, 46105), (550, 36884), (1100, 18442), (2200, 9221)]