219070940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{5563}}^1$

素因数の和:5762

約数の個数: 48

約数和(自身を含む): 504766080

約数和(自身を除く): 285695140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 179, 220, 358, 716, 895, 1790, 1969, 3580, 3938, 5563, 7876, 9845, 11126, 19690, 22252, 27815, 39380, 55630, 61193, 111260, 122386, 244772, 305965, 611930, 995777, 1223860, 1991554, 3983108, 4978885, 9957770, 10953547, 19915540, 21907094, 43814188, 54767735, 109535470, 219070940]

約数ペア:

[(1, 219070940), (2, 109535470), (4, 54767735), (5, 43814188), (10, 21907094), (11, 19915540), (20, 10953547), (22, 9957770), (44, 4978885), (55, 3983108), (110, 1991554), (179, 1223860), (220, 995777), (358, 611930), (716, 305965), (895, 244772), (1790, 122386), (1969, 111260), (3580, 61193), (3938, 55630), (5563, 39380), (7876, 27815), (9845, 22252), (11126, 19690)]