2191567400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{996167}}^1$

素因数の和:996194

約数の個数: 48

約数和(自身を含む): 5558617440

約数和(自身を除く): 3367050040

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, 996167, 1992334, 3984668, 4980835, 7969336, 9961670, 10957837, 19923340, 21915674, 24904175, 39846680, 43831348, 49808350, 54789185, 87662696, 99616700, 109578370, 199233400, 219156740, 273945925, 438313480, 547891850, 1095783700, 2191567400]

約数ペア:

[(1, 2191567400), (2, 1095783700), (4, 547891850), (5, 438313480), (8, 273945925), (10, 219156740), (11, 199233400), (20, 109578370), (22, 99616700), (25, 87662696), (40, 54789185), (44, 49808350), (50, 43831348), (55, 39846680), (88, 24904175), (100, 21915674), (110, 19923340), (200, 10957837), (220, 9961670), (275, 7969336), (440, 4980835), (550, 3984668), (1100, 1992334), (2200, 996167)]