2198127800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{999149}}^1$

素因数の和:999176

約数の個数: 48

約数和(自身を含む): 5575257000

約数和(自身を除く): 3377129200

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, 999149, 1998298, 3996596, 4995745, 7993192, 9991490, 10990639, 19982980, 21981278, 24978725, 39965960, 43962556, 49957450, 54953195, 87925112, 99914900, 109906390, 199829800, 219812780, 274765975, 439625560, 549531950, 1099063900, 2198127800]

約数ペア:

[(1, 2198127800), (2, 1099063900), (4, 549531950), (5, 439625560), (8, 274765975), (10, 219812780), (11, 199829800), (20, 109906390), (22, 99914900), (25, 87925112), (40, 54953195), (44, 49957450), (50, 43962556), (55, 39965960), (88, 24978725), (100, 21981278), (110, 19982980), (200, 10990639), (220, 9991490), (275, 7993192), (440, 4995745), (550, 3996596), (1100, 1998298), (2200, 999149)]